Home / 382,286.20-573,501.90-126,134.32

Finding the Fourth Proportional to 382,286.20, 573,501.90 and 126,134.32

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Solution

The fourth proportional to 382,286.20, 573,501.90 and 126,134.32 is: 189,225.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,286.20 : 573,501.90 = 126,134.32 : x
  2. Step 2: Convert to fraction form
    382,286.20/573,501.90 = 126,134.32/x
  3. Step 3: Cross multiply
    382,286.20x = 573,501.90 × 126,134.32
  4. Step 4: Simplify right side
    382,286.20x = 72,338,272,175.21
  5. Step 5: Solve for x
    x = 72,338,272,175.21/382,286.20
  6. Step 6: Final answer
    x = 189,225.43

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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.