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Finding the Fourth Proportional to 364,082.52, 502,451.12 and 202,938.90

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Solution

The fourth proportional to 364,082.52, 502,451.12 and 202,938.90 is: 280,065.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,082.52 : 502,451.12 = 202,938.90 : x
  2. Step 2: Convert to fraction form
    364,082.52/502,451.12 = 202,938.90/x
  3. Step 3: Cross multiply
    364,082.52x = 502,451.12 × 202,938.90
  4. Step 4: Simplify right side
    364,082.52x = 101,966,877,596.57
  5. Step 5: Solve for x
    x = 101,966,877,596.57/364,082.52
  6. Step 6: Final answer
    x = 280,065.29

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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.