Home / 930,295.20-1,395,641.55-323,102.29

Finding the Fourth Proportional to 930,295.20, 1,395,641.55 and 323,102.29

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Solution

The fourth proportional to 930,295.20, 1,395,641.55 and 323,102.29 is: 484,722.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,295.20 : 1,395,641.55 = 323,102.29 : x
  2. Step 2: Convert to fraction form
    930,295.20/1,395,641.55 = 323,102.29/x
  3. Step 3: Cross multiply
    930,295.20x = 1,395,641.55 × 323,102.29
  4. Step 4: Simplify right side
    930,295.20x = 450,934,980,824.15
  5. Step 5: Solve for x
    x = 450,934,980,824.15/930,295.20
  6. Step 6: Final answer
    x = 484,722.46

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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.