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Finding the Fourth Proportional to 1,374.66, 2,062.40 and 594.90

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Solution

The fourth proportional to 1,374.66, 2,062.40 and 594.90 is: 892.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,374.66 : 2,062.40 = 594.90 : x
  2. Step 2: Convert to fraction form
    1,374.66/2,062.40 = 594.90/x
  3. Step 3: Cross multiply
    1,374.66x = 2,062.40 × 594.90
  4. Step 4: Simplify right side
    1,374.66x = 1,226,918.79
  5. Step 5: Solve for x
    x = 1,226,918.79/1,374.66
  6. Step 6: Final answer
    x = 892.53

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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.