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Finding the Fourth Proportional to 372,476.60, 558,711.90 and 246,679.82

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Solution

The fourth proportional to 372,476.60, 558,711.90 and 246,679.82 is: 370,017.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,476.60 : 558,711.90 = 246,679.82 : x
  2. Step 2: Convert to fraction form
    372,476.60/558,711.90 = 246,679.82/x
  3. Step 3: Cross multiply
    372,476.60x = 558,711.90 × 246,679.82
  4. Step 4: Simplify right side
    372,476.60x = 137,822,950,923.86
  5. Step 5: Solve for x
    x = 137,822,950,923.86/372,476.60
  6. Step 6: Final answer
    x = 370,017.74

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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.