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Finding the Fourth Proportional to 697.07, 962.08 and 530.97

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Solution

The fourth proportional to 697.07, 962.08 and 530.97 is: 732.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    697.07 : 962.08 = 530.97 : x
  2. Step 2: Convert to fraction form
    697.07/962.08 = 530.97/x
  3. Step 3: Cross multiply
    697.07x = 962.08 × 530.97
  4. Step 4: Simplify right side
    697.07x = 510,832.96
  5. Step 5: Solve for x
    x = 510,832.96/697.07
  6. Step 6: Final answer
    x = 732.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.