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Finding the Fourth Proportional to 934.76, 1,402.54 and 501.41

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Solution

The fourth proportional to 934.76, 1,402.54 and 501.41 is: 752.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    934.76 : 1,402.54 = 501.41 : x
  2. Step 2: Convert to fraction form
    934.76/1,402.54 = 501.41/x
  3. Step 3: Cross multiply
    934.76x = 1,402.54 × 501.41
  4. Step 4: Simplify right side
    934.76x = 703,243.36
  5. Step 5: Solve for x
    x = 703,243.36/934.76
  6. Step 6: Final answer
    x = 752.33

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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.