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Finding the Fourth Proportional to 364,074.75, 502,440.39 and 202,930.92

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Solution

The fourth proportional to 364,074.75, 502,440.39 and 202,930.92 is: 280,054.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,074.75 : 502,440.39 = 202,930.92 : x
  2. Step 2: Convert to fraction form
    364,074.75/502,440.39 = 202,930.92/x
  3. Step 3: Cross multiply
    364,074.75x = 502,440.39 × 202,930.92
  4. Step 4: Simplify right side
    364,074.75x = 101,960,690,587.86
  5. Step 5: Solve for x
    x = 101,960,690,587.86/364,074.75
  6. Step 6: Final answer
    x = 280,054.28

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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.