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Finding the Fourth Proportional to 375,646.54, 563,469.82 and 227,591.50

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Solution

The fourth proportional to 375,646.54, 563,469.82 and 227,591.50 is: 341,387.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,646.54 : 563,469.82 = 227,591.50 : x
  2. Step 2: Convert to fraction form
    375,646.54/563,469.82 = 227,591.50/x
  3. Step 3: Cross multiply
    375,646.54x = 563,469.82 × 227,591.50
  4. Step 4: Simplify right side
    375,646.54x = 128,240,941,538.53
  5. Step 5: Solve for x
    x = 128,240,941,538.53/375,646.54
  6. Step 6: Final answer
    x = 341,387.26

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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.