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Finding the Fourth Proportional to 710.08, 1,060.12 and 600.72

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Solution

The fourth proportional to 710.08, 1,060.12 and 600.72 is: 896.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    710.08 : 1,060.12 = 600.72 : x
  2. Step 2: Convert to fraction form
    710.08/1,060.12 = 600.72/x
  3. Step 3: Cross multiply
    710.08x = 1,060.12 × 600.72
  4. Step 4: Simplify right side
    710.08x = 636,835.29
  5. Step 5: Solve for x
    x = 636,835.29/710.08
  6. Step 6: Final answer
    x = 896.85

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.