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Finding the Fourth Proportional to 334,735.29, 502,107.12 and 98,082.81

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Solution

The fourth proportional to 334,735.29, 502,107.12 and 98,082.81 is: 147,125.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,735.29 : 502,107.12 = 98,082.81 : x
  2. Step 2: Convert to fraction form
    334,735.29/502,107.12 = 98,082.81/x
  3. Step 3: Cross multiply
    334,735.29x = 502,107.12 × 98,082.81
  4. Step 4: Simplify right side
    334,735.29x = 49,248,077,250.61
  5. Step 5: Solve for x
    x = 49,248,077,250.61/334,735.29
  6. Step 6: Final answer
    x = 147,125.44

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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.