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Finding the Fourth Proportional to 588.76, 883.15 and 380.99

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Solution

The fourth proportional to 588.76, 883.15 and 380.99 is: 571.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    588.76 : 883.15 = 380.99 : x
  2. Step 2: Convert to fraction form
    588.76/883.15 = 380.99/x
  3. Step 3: Cross multiply
    588.76x = 883.15 × 380.99
  4. Step 4: Simplify right side
    588.76x = 336,472.57
  5. Step 5: Solve for x
    x = 336,472.57/588.76
  6. Step 6: Final answer
    x = 571.50

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.