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Finding the Fourth Proportional to 229,772.30, 344,658.45 and 170,723.30

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Solution

The fourth proportional to 229,772.30, 344,658.45 and 170,723.30 is: 256,084.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,772.30 : 344,658.45 = 170,723.30 : x
  2. Step 2: Convert to fraction form
    229,772.30/344,658.45 = 170,723.30/x
  3. Step 3: Cross multiply
    229,772.30x = 344,658.45 × 170,723.30
  4. Step 4: Simplify right side
    229,772.30x = 58,841,227,956.89
  5. Step 5: Solve for x
    x = 58,841,227,956.89/229,772.30
  6. Step 6: Final answer
    x = 256,084.95

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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.