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Finding the Fourth Proportional to 362,167.55, 499,766.99 and 219,006.53

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Solution

The fourth proportional to 362,167.55, 499,766.99 and 219,006.53 is: 302,214.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,167.55 : 499,766.99 = 219,006.53 : x
  2. Step 2: Convert to fraction form
    362,167.55/499,766.99 = 219,006.53/x
  3. Step 3: Cross multiply
    362,167.55x = 499,766.99 × 219,006.53
  4. Step 4: Simplify right side
    362,167.55x = 109,452,230,694.58
  5. Step 5: Solve for x
    x = 109,452,230,694.58/362,167.55
  6. Step 6: Final answer
    x = 302,214.35

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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.