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Finding the Fourth Proportional to 652,468.51, 900,404.67 and 362,123.92

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Solution

The fourth proportional to 652,468.51, 900,404.67 and 362,123.92 is: 499,729.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,468.51 : 900,404.67 = 362,123.92 : x
  2. Step 2: Convert to fraction form
    652,468.51/900,404.67 = 362,123.92/x
  3. Step 3: Cross multiply
    652,468.51x = 900,404.67 × 362,123.92
  4. Step 4: Simplify right side
    652,468.51x = 326,058,068,686.71
  5. Step 5: Solve for x
    x = 326,058,068,686.71/652,468.51
  6. Step 6: Final answer
    x = 499,729.97

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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.