Home / 558,769.20-837,847.62-221,468.19

Finding the Fourth Proportional to 558,769.20, 837,847.62 and 221,468.19

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Solution

The fourth proportional to 558,769.20, 837,847.62 and 221,468.19 is: 332,080.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,769.20 : 837,847.62 = 221,468.19 : x
  2. Step 2: Convert to fraction form
    558,769.20/837,847.62 = 221,468.19/x
  3. Step 3: Cross multiply
    558,769.20x = 837,847.62 × 221,468.19
  4. Step 4: Simplify right side
    558,769.20x = 185,556,595,897.21
  5. Step 5: Solve for x
    x = 185,556,595,897.21/558,769.20
  6. Step 6: Final answer
    x = 332,080.93

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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.