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Finding the Fourth Proportional to 602,206.25, 903,310.97 and 203,127.05

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Solution

The fourth proportional to 602,206.25, 903,310.97 and 203,127.05 is: 304,691.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,206.25 : 903,310.97 = 203,127.05 : x
  2. Step 2: Convert to fraction form
    602,206.25/903,310.97 = 203,127.05/x
  3. Step 3: Cross multiply
    602,206.25x = 903,310.97 × 203,127.05
  4. Step 4: Simplify right side
    602,206.25x = 183,486,893,811.38
  5. Step 5: Solve for x
    x = 183,486,893,811.38/602,206.25
  6. Step 6: Final answer
    x = 304,691.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.