Home / 1,030,266.70-1,545,400.05-272,106.70

Finding the Fourth Proportional to 1,030,266.70, 1,545,400.05 and 272,106.70

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Solution

The fourth proportional to 1,030,266.70, 1,545,400.05 and 272,106.70 is: 408,160.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,030,266.70 : 1,545,400.05 = 272,106.70 : x
  2. Step 2: Convert to fraction form
    1,030,266.70/1,545,400.05 = 272,106.70/x
  3. Step 3: Cross multiply
    1,030,266.70x = 1,545,400.05 × 272,106.70
  4. Step 4: Simplify right side
    1,030,266.70x = 420,513,707,785.34
  5. Step 5: Solve for x
    x = 420,513,707,785.34/1,030,266.70
  6. Step 6: Final answer
    x = 408,160.05

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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.