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Finding the Fourth Proportional to 652,366.64, 900,310.88 and 365,905.14

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Solution

The fourth proportional to 652,366.64, 900,310.88 and 365,905.14 is: 504,974.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,366.64 : 900,310.88 = 365,905.14 : x
  2. Step 2: Convert to fraction form
    652,366.64/900,310.88 = 365,905.14/x
  3. Step 3: Cross multiply
    652,366.64x = 900,310.88 × 365,905.14
  4. Step 4: Simplify right side
    652,366.64x = 329,428,378,589.92
  5. Step 5: Solve for x
    x = 329,428,378,589.92/652,366.64
  6. Step 6: Final answer
    x = 504,974.29

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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.