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Finding the Fourth Proportional to 565,118.22, 847,677.72 and 144,394.50

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Solution

The fourth proportional to 565,118.22, 847,677.72 and 144,394.50 is: 216,591.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,118.22 : 847,677.72 = 144,394.50 : x
  2. Step 2: Convert to fraction form
    565,118.22/847,677.72 = 144,394.50/x
  3. Step 3: Cross multiply
    565,118.22x = 847,677.72 × 144,394.50
  4. Step 4: Simplify right side
    565,118.22x = 122,400,000,540.54
  5. Step 5: Solve for x
    x = 122,400,000,540.54/565,118.22
  6. Step 6: Final answer
    x = 216,591.85

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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.