Home / 439,022.70-658,534.05-106,598.70

Finding the Fourth Proportional to 439,022.70, 658,534.05 and 106,598.70

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Solution

The fourth proportional to 439,022.70, 658,534.05 and 106,598.70 is: 159,898.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,022.70 : 658,534.05 = 106,598.70 : x
  2. Step 2: Convert to fraction form
    439,022.70/658,534.05 = 106,598.70/x
  3. Step 3: Cross multiply
    439,022.70x = 658,534.05 × 106,598.70
  4. Step 4: Simplify right side
    439,022.70x = 70,198,873,635.74
  5. Step 5: Solve for x
    x = 70,198,873,635.74/439,022.70
  6. Step 6: Final answer
    x = 159,898.05

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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.