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Finding the Fourth Proportional to 317,328.34, 476,007.89 and 104,077.38

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Solution

The fourth proportional to 317,328.34, 476,007.89 and 104,077.38 is: 156,121.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,328.34 : 476,007.89 = 104,077.38 : x
  2. Step 2: Convert to fraction form
    317,328.34/476,007.89 = 104,077.38/x
  3. Step 3: Cross multiply
    317,328.34x = 476,007.89 × 104,077.38
  4. Step 4: Simplify right side
    317,328.34x = 49,541,655,315.17
  5. Step 5: Solve for x
    x = 49,541,655,315.17/317,328.34
  6. Step 6: Final answer
    x = 156,121.12

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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.