Home / 731,428.53-1,096,146.27-352,321.65

Finding the Fourth Proportional to 731,428.53, 1,096,146.27 and 352,321.65

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Solution

The fourth proportional to 731,428.53, 1,096,146.27 and 352,321.65 is: 528,002.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,428.53 : 1,096,146.27 = 352,321.65 : x
  2. Step 2: Convert to fraction form
    731,428.53/1,096,146.27 = 352,321.65/x
  3. Step 3: Cross multiply
    731,428.53x = 1,096,146.27 × 352,321.65
  4. Step 4: Simplify right side
    731,428.53x = 386,196,062,487.75
  5. Step 5: Solve for x
    x = 386,196,062,487.75/731,428.53
  6. Step 6: Final answer
    x = 528,002.46

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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.