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Finding the Fourth Proportional to 362,136.74, 499,840.56 and 247,461.80

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Solution

The fourth proportional to 362,136.74, 499,840.56 and 247,461.80 is: 341,560.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,136.74 : 499,840.56 = 247,461.80 : x
  2. Step 2: Convert to fraction form
    362,136.74/499,840.56 = 247,461.80/x
  3. Step 3: Cross multiply
    362,136.74x = 499,840.56 × 247,461.80
  4. Step 4: Simplify right side
    362,136.74x = 123,691,442,191.41
  5. Step 5: Solve for x
    x = 123,691,442,191.41/362,136.74
  6. Step 6: Final answer
    x = 341,560.05

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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.