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Finding the Fourth Proportional to 1,250.04, 1,875.43 and 372.55

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Solution

The fourth proportional to 1,250.04, 1,875.43 and 372.55 is: 558.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.04 : 1,875.43 = 372.55 : x
  2. Step 2: Convert to fraction form
    1,250.04/1,875.43 = 372.55/x
  3. Step 3: Cross multiply
    1,250.04x = 1,875.43 × 372.55
  4. Step 4: Simplify right side
    1,250.04x = 698,691.45
  5. Step 5: Solve for x
    x = 698,691.45/1,250.04
  6. Step 6: Final answer
    x = 558.94

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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.