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Finding the Fourth Proportional to 951.83, 1,427.75 and 374.71

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Solution

The fourth proportional to 951.83, 1,427.75 and 374.71 is: 562.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    951.83 : 1,427.75 = 374.71 : x
  2. Step 2: Convert to fraction form
    951.83/1,427.75 = 374.71/x
  3. Step 3: Cross multiply
    951.83x = 1,427.75 × 374.71
  4. Step 4: Simplify right side
    951.83x = 534,985.06
  5. Step 5: Solve for x
    x = 534,985.06/951.83
  6. Step 6: Final answer
    x = 562.06

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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.