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Finding the Fourth Proportional to 652,930.67, 901,046.20 and 362,542.87

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Solution

The fourth proportional to 652,930.67, 901,046.20 and 362,542.87 is: 500,310.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,930.67 : 901,046.20 = 362,542.87 : x
  2. Step 2: Convert to fraction form
    652,930.67/901,046.20 = 362,542.87/x
  3. Step 3: Cross multiply
    652,930.67x = 901,046.20 × 362,542.87
  4. Step 4: Simplify right side
    652,930.67x = 326,667,875,350.59
  5. Step 5: Solve for x
    x = 326,667,875,350.59/652,930.67
  6. Step 6: Final answer
    x = 500,310.20

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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.