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Finding the Fourth Proportional to 375,758.55, 563,617.71 and 123,006.96

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Solution

The fourth proportional to 375,758.55, 563,617.71 and 123,006.96 is: 184,503.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,758.55 : 563,617.71 = 123,006.96 : x
  2. Step 2: Convert to fraction form
    375,758.55/563,617.71 = 123,006.96/x
  3. Step 3: Cross multiply
    375,758.55x = 563,617.71 × 123,006.96
  4. Step 4: Simplify right side
    375,758.55x = 69,328,901,109.26
  5. Step 5: Solve for x
    x = 69,328,901,109.26/375,758.55
  6. Step 6: Final answer
    x = 184,503.86

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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.