Home / 1,030,415.10-1,545,622.65-470,543.10

Finding the Fourth Proportional to 1,030,415.10, 1,545,622.65 and 470,543.10

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Solution

The fourth proportional to 1,030,415.10, 1,545,622.65 and 470,543.10 is: 705,814.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,415.10 : 1,545,622.65 = 470,543.10 : x
  2. Step 2: Convert to fraction form
    1,030,415.10/1,545,622.65 = 470,543.10/x
  3. Step 3: Cross multiply
    1,030,415.10x = 1,545,622.65 × 470,543.10
  4. Step 4: Simplify right side
    1,030,415.10x = 727,282,073,161.22
  5. Step 5: Solve for x
    x = 727,282,073,161.22/1,030,415.10
  6. Step 6: Final answer
    x = 705,814.65

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.