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Finding the Fourth Proportional to 1,250.60, 1,874.66 and 601.79

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Solution

The fourth proportional to 1,250.60, 1,874.66 and 601.79 is: 902.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,250.60 : 1,874.66 = 601.79 : x
  2. Step 2: Convert to fraction form
    1,250.60/1,874.66 = 601.79/x
  3. Step 3: Cross multiply
    1,250.60x = 1,874.66 × 601.79
  4. Step 4: Simplify right side
    1,250.60x = 1,128,139.26
  5. Step 5: Solve for x
    x = 1,128,139.26/1,250.60
  6. Step 6: Final answer
    x = 902.08

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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.