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Finding the Fourth Proportional to 706.83, 1,060.24 and 497.74

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Solution

The fourth proportional to 706.83, 1,060.24 and 497.74 is: 746.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    706.83 : 1,060.24 = 497.74 : x
  2. Step 2: Convert to fraction form
    706.83/1,060.24 = 497.74/x
  3. Step 3: Cross multiply
    706.83x = 1,060.24 × 497.74
  4. Step 4: Simplify right side
    706.83x = 527,716.07
  5. Step 5: Solve for x
    x = 527,716.07/706.83
  6. Step 6: Final answer
    x = 746.60

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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.