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Finding the Fourth Proportional to 707.52, 1,060.07 and 562.94

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Solution

The fourth proportional to 707.52, 1,060.07 and 562.94 is: 843.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    707.52 : 1,060.07 = 562.94 : x
  2. Step 2: Convert to fraction form
    707.52/1,060.07 = 562.94/x
  3. Step 3: Cross multiply
    707.52x = 1,060.07 × 562.94
  4. Step 4: Simplify right side
    707.52x = 596,755.81
  5. Step 5: Solve for x
    x = 596,755.81/707.52
  6. Step 6: Final answer
    x = 843.45

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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.