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Finding the Fourth Proportional to 659.04, 909.62 and 592.53

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Solution

The fourth proportional to 659.04, 909.62 and 592.53 is: 817.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    659.04 : 909.62 = 592.53 : x
  2. Step 2: Convert to fraction form
    659.04/909.62 = 592.53/x
  3. Step 3: Cross multiply
    659.04x = 909.62 × 592.53
  4. Step 4: Simplify right side
    659.04x = 538,972.99
  5. Step 5: Solve for x
    x = 538,972.99/659.04
  6. Step 6: Final answer
    x = 817.82

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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.