Home / 364,134.11-502,505.15-202,985.69

Finding the Fourth Proportional to 364,134.11, 502,505.15 and 202,985.69

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Solution

The fourth proportional to 364,134.11, 502,505.15 and 202,985.69 is: 280,120.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,134.11 : 502,505.15 = 202,985.69 : x
  2. Step 2: Convert to fraction form
    364,134.11/502,505.15 = 202,985.69/x
  3. Step 3: Cross multiply
    364,134.11x = 502,505.15 × 202,985.69
  4. Step 4: Simplify right side
    364,134.11x = 102,001,351,073.85
  5. Step 5: Solve for x
    x = 102,001,351,073.85/364,134.11
  6. Step 6: Final answer
    x = 280,120.29

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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.