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Finding the Fourth Proportional to 364,307.32, 502,747.02 and 203,172.76

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Solution

The fourth proportional to 364,307.32, 502,747.02 and 203,172.76 is: 280,380.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,307.32 : 502,747.02 = 203,172.76 : x
  2. Step 2: Convert to fraction form
    364,307.32/502,747.02 = 203,172.76/x
  3. Step 3: Cross multiply
    364,307.32x = 502,747.02 × 203,172.76
  4. Step 4: Simplify right side
    364,307.32x = 102,144,499,635.18
  5. Step 5: Solve for x
    x = 102,144,499,635.18/364,307.32
  6. Step 6: Final answer
    x = 280,380.04

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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.