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Finding the Fourth Proportional to 934.96, 1,402.56 and 501.52

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Solution

The fourth proportional to 934.96, 1,402.56 and 501.52 is: 752.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    934.96 : 1,402.56 = 501.52 : x
  2. Step 2: Convert to fraction form
    934.96/1,402.56 = 501.52/x
  3. Step 3: Cross multiply
    934.96x = 1,402.56 × 501.52
  4. Step 4: Simplify right side
    934.96x = 703,411.89
  5. Step 5: Solve for x
    x = 703,411.89/934.96
  6. Step 6: Final answer
    x = 752.34

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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.