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Finding the Fourth Proportional to 693.96, 956.98 and 588.93

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Solution

The fourth proportional to 693.96, 956.98 and 588.93 is: 812.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    693.96 : 956.98 = 588.93 : x
  2. Step 2: Convert to fraction form
    693.96/956.98 = 588.93/x
  3. Step 3: Cross multiply
    693.96x = 956.98 × 588.93
  4. Step 4: Simplify right side
    693.96x = 563,594.23
  5. Step 5: Solve for x
    x = 563,594.23/693.96
  6. Step 6: Final answer
    x = 812.14

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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.