Home / 730,462.29-1,008,035.82-408,172.70

Finding the Fourth Proportional to 730,462.29, 1,008,035.82 and 408,172.70

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Solution

The fourth proportional to 730,462.29, 1,008,035.82 and 408,172.70 is: 563,277.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,462.29 : 1,008,035.82 = 408,172.70 : x
  2. Step 2: Convert to fraction form
    730,462.29/1,008,035.82 = 408,172.70/x
  3. Step 3: Cross multiply
    730,462.29x = 1,008,035.82 × 408,172.70
  4. Step 4: Simplify right side
    730,462.29x = 411,452,704,866.20
  5. Step 5: Solve for x
    x = 411,452,704,866.20/730,462.29
  6. Step 6: Final answer
    x = 563,277.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.