Home / 439,139.31-658,200.68-201,984.27

Finding the Fourth Proportional to 439,139.31, 658,200.68 and 201,984.27

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Solution

The fourth proportional to 439,139.31, 658,200.68 and 201,984.27 is: 302,742.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,139.31 : 658,200.68 = 201,984.27 : x
  2. Step 2: Convert to fraction form
    439,139.31/658,200.68 = 201,984.27/x
  3. Step 3: Cross multiply
    439,139.31x = 658,200.68 × 201,984.27
  4. Step 4: Simplify right side
    439,139.31x = 132,946,180,572.30
  5. Step 5: Solve for x
    x = 132,946,180,572.30/439,139.31
  6. Step 6: Final answer
    x = 302,742.61

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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.