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Finding the Fourth Proportional to 652,426.29, 900,287.78 and 365,891.02

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Solution

The fourth proportional to 652,426.29, 900,287.78 and 365,891.02 is: 504,895.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,426.29 : 900,287.78 = 365,891.02 : x
  2. Step 2: Convert to fraction form
    652,426.29/900,287.78 = 365,891.02/x
  3. Step 3: Cross multiply
    652,426.29x = 900,287.78 × 365,891.02
  4. Step 4: Simplify right side
    652,426.29x = 329,407,212,781.74
  5. Step 5: Solve for x
    x = 329,407,212,781.74/652,426.29
  6. Step 6: Final answer
    x = 504,895.68

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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.