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Finding the Fourth Proportional to 303,722.10, 455,583.15 and 232,863.30

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Solution

The fourth proportional to 303,722.10, 455,583.15 and 232,863.30 is: 349,294.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,722.10 : 455,583.15 = 232,863.30 : x
  2. Step 2: Convert to fraction form
    303,722.10/455,583.15 = 232,863.30/x
  3. Step 3: Cross multiply
    303,722.10x = 455,583.15 × 232,863.30
  4. Step 4: Simplify right side
    303,722.10x = 106,088,595,733.40
  5. Step 5: Solve for x
    x = 106,088,595,733.40/303,722.10
  6. Step 6: Final answer
    x = 349,294.95

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Similar ratio
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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.