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Finding the Fourth Proportional to 418,825.71, 577,848.98 and 237,523.41

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Solution

The fourth proportional to 418,825.71, 577,848.98 and 237,523.41 is: 327,708.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,825.71 : 577,848.98 = 237,523.41 : x
  2. Step 2: Convert to fraction form
    418,825.71/577,848.98 = 237,523.41/x
  3. Step 3: Cross multiply
    418,825.71x = 577,848.98 × 237,523.41
  4. Step 4: Simplify right side
    418,825.71x = 137,252,659,007.01
  5. Step 5: Solve for x
    x = 137,252,659,007.01/418,825.71
  6. Step 6: Final answer
    x = 327,708.29

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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.