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Finding the Fourth Proportional to 447,596.28, 671,401.52 and 249,177.82

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Solution

The fourth proportional to 447,596.28, 671,401.52 and 249,177.82 is: 373,770.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,596.28 : 671,401.52 = 249,177.82 : x
  2. Step 2: Convert to fraction form
    447,596.28/671,401.52 = 249,177.82/x
  3. Step 3: Cross multiply
    447,596.28x = 671,401.52 × 249,177.82
  4. Step 4: Simplify right side
    447,596.28x = 167,298,367,098.29
  5. Step 5: Solve for x
    x = 167,298,367,098.29/447,596.28
  6. Step 6: Final answer
    x = 373,770.68

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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.