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Finding the Fourth Proportional to 605.61, 903.48 and 588.87

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Solution

The fourth proportional to 605.61, 903.48 and 588.87 is: 878.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    605.61 : 903.48 = 588.87 : x
  2. Step 2: Convert to fraction form
    605.61/903.48 = 588.87/x
  3. Step 3: Cross multiply
    605.61x = 903.48 × 588.87
  4. Step 4: Simplify right side
    605.61x = 532,024.81
  5. Step 5: Solve for x
    x = 532,024.81/605.61
  6. Step 6: Final answer
    x = 878.50

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.