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Finding the Fourth Proportional to 224,532.46, 336,619.75 and 129,654.93

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Solution

The fourth proportional to 224,532.46, 336,619.75 and 129,654.93 is: 194,379.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,532.46 : 336,619.75 = 129,654.93 : x
  2. Step 2: Convert to fraction form
    224,532.46/336,619.75 = 129,654.93/x
  3. Step 3: Cross multiply
    224,532.46x = 336,619.75 × 129,654.93
  4. Step 4: Simplify right side
    224,532.46x = 43,644,410,122.87
  5. Step 5: Solve for x
    x = 43,644,410,122.87/224,532.46
  6. Step 6: Final answer
    x = 194,379.07

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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.