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Finding the Fourth Proportional to 357,593.92, 493,916.71 and 267,351.01

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Solution

The fourth proportional to 357,593.92, 493,916.71 and 267,351.01 is: 369,271.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,593.92 : 493,916.71 = 267,351.01 : x
  2. Step 2: Convert to fraction form
    357,593.92/493,916.71 = 267,351.01/x
  3. Step 3: Cross multiply
    357,593.92x = 493,916.71 × 267,351.01
  4. Step 4: Simplify right side
    357,593.92x = 132,049,129,371.21
  5. Step 5: Solve for x
    x = 132,049,129,371.21/357,593.92
  6. Step 6: Final answer
    x = 369,271.18

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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.