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Finding the Fourth Proportional to 444,326.61, 613,168.20 and 240,376.98

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Solution

The fourth proportional to 444,326.61, 613,168.20 and 240,376.98 is: 331,718.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,326.61 : 613,168.20 = 240,376.98 : x
  2. Step 2: Convert to fraction form
    444,326.61/613,168.20 = 240,376.98/x
  3. Step 3: Cross multiply
    444,326.61x = 613,168.20 × 240,376.98
  4. Step 4: Simplify right side
    444,326.61x = 147,391,520,148.04
  5. Step 5: Solve for x
    x = 147,391,520,148.04/444,326.61
  6. Step 6: Final answer
    x = 331,718.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.