Home / 565,154.20-847,731.70-144,430.52

Finding the Fourth Proportional to 565,154.20, 847,731.70 and 144,430.52

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Solution

The fourth proportional to 565,154.20, 847,731.70 and 144,430.52 is: 216,645.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,154.20 : 847,731.70 = 144,430.52 : x
  2. Step 2: Convert to fraction form
    565,154.20/847,731.70 = 144,430.52/x
  3. Step 3: Cross multiply
    565,154.20x = 847,731.70 × 144,430.52
  4. Step 4: Simplify right side
    565,154.20x = 122,438,330,251.48
  5. Step 5: Solve for x
    x = 122,438,330,251.48/565,154.20
  6. Step 6: Final answer
    x = 216,645.88

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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.