Home / 454,219.15-681,164.70-229,504.90

Finding the Fourth Proportional to 454,219.15, 681,164.70 and 229,504.90

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Solution

The fourth proportional to 454,219.15, 681,164.70 and 229,504.90 is: 344,174.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,219.15 : 681,164.70 = 229,504.90 : x
  2. Step 2: Convert to fraction form
    454,219.15/681,164.70 = 229,504.90/x
  3. Step 3: Cross multiply
    454,219.15x = 681,164.70 × 229,504.90
  4. Step 4: Simplify right side
    454,219.15x = 156,330,636,357.03
  5. Step 5: Solve for x
    x = 156,330,636,357.03/454,219.15
  6. Step 6: Final answer
    x = 344,174.47

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1.5x scale

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.