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Finding the Fourth Proportional to 588.11, 810.66 and 463.58

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Solution

The fourth proportional to 588.11, 810.66 and 463.58 is: 639.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.11 : 810.66 = 463.58 : x
  2. Step 2: Convert to fraction form
    588.11/810.66 = 463.58/x
  3. Step 3: Cross multiply
    588.11x = 810.66 × 463.58
  4. Step 4: Simplify right side
    588.11x = 375,805.76
  5. Step 5: Solve for x
    x = 375,805.76/588.11
  6. Step 6: Final answer
    x = 639.01

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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.