Home / 731,043.40-1,096,565.10-310,264.60

Finding the Fourth Proportional to 731,043.40, 1,096,565.10 and 310,264.60

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Solution

The fourth proportional to 731,043.40, 1,096,565.10 and 310,264.60 is: 465,396.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,043.40 : 1,096,565.10 = 310,264.60 : x
  2. Step 2: Convert to fraction form
    731,043.40/1,096,565.10 = 310,264.60/x
  3. Step 3: Cross multiply
    731,043.40x = 1,096,565.10 × 310,264.60
  4. Step 4: Simplify right side
    731,043.40x = 340,225,332,125.46
  5. Step 5: Solve for x
    x = 340,225,332,125.46/731,043.40
  6. Step 6: Final answer
    x = 465,396.90

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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.