Home / 439,350.76-659,077.34-159,000.04

Finding the Fourth Proportional to 439,350.76, 659,077.34 and 159,000.04

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Solution

The fourth proportional to 439,350.76, 659,077.34 and 159,000.04 is: 238,518.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,350.76 : 659,077.34 = 159,000.04 : x
  2. Step 2: Convert to fraction form
    439,350.76/659,077.34 = 159,000.04/x
  3. Step 3: Cross multiply
    439,350.76x = 659,077.34 × 159,000.04
  4. Step 4: Simplify right side
    439,350.76x = 104,793,323,423.09
  5. Step 5: Solve for x
    x = 104,793,323,423.09/439,350.76
  6. Step 6: Final answer
    x = 238,518.59

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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.