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Finding the Fourth Proportional to 487,340.01, 730,900.66 and 234,491.37

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Solution

The fourth proportional to 487,340.01, 730,900.66 and 234,491.37 is: 351,684.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,340.01 : 730,900.66 = 234,491.37 : x
  2. Step 2: Convert to fraction form
    487,340.01/730,900.66 = 234,491.37/x
  3. Step 3: Cross multiply
    487,340.01x = 730,900.66 × 234,491.37
  4. Step 4: Simplify right side
    487,340.01x = 171,389,897,097.30
  5. Step 5: Solve for x
    x = 171,389,897,097.30/487,340.01
  6. Step 6: Final answer
    x = 351,684.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.