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Finding the Fourth Proportional to 364,100.55, 502,458.95 and 202,951.91

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Solution

The fourth proportional to 364,100.55, 502,458.95 and 202,951.91 is: 280,073.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,100.55 : 502,458.95 = 202,951.91 : x
  2. Step 2: Convert to fraction form
    364,100.55/502,458.95 = 202,951.91/x
  3. Step 3: Cross multiply
    364,100.55x = 502,458.95 × 202,951.91
  4. Step 4: Simplify right side
    364,100.55x = 101,975,000,072.04
  5. Step 5: Solve for x
    x = 101,975,000,072.04/364,100.55
  6. Step 6: Final answer
    x = 280,073.73

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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.