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Finding the Fourth Proportional to 375,259.91, 563,034.14 and 225,603.50

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Solution

The fourth proportional to 375,259.91, 563,034.14 and 225,603.50 is: 338,491.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,259.91 : 563,034.14 = 225,603.50 : x
  2. Step 2: Convert to fraction form
    375,259.91/563,034.14 = 225,603.50/x
  3. Step 3: Cross multiply
    375,259.91x = 563,034.14 × 225,603.50
  4. Step 4: Simplify right side
    375,259.91x = 127,022,469,506.32
  5. Step 5: Solve for x
    x = 127,022,469,506.32/375,259.91
  6. Step 6: Final answer
    x = 338,491.98

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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.