Home / 753,231.33-1,039,206.33-426,499.68

Finding the Fourth Proportional to 753,231.33, 1,039,206.33 and 426,499.68

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Solution

The fourth proportional to 753,231.33, 1,039,206.33 and 426,499.68 is: 588,426.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,231.33 : 1,039,206.33 = 426,499.68 : x
  2. Step 2: Convert to fraction form
    753,231.33/1,039,206.33 = 426,499.68/x
  3. Step 3: Cross multiply
    753,231.33x = 1,039,206.33 × 426,499.68
  4. Step 4: Simplify right side
    753,231.33x = 443,221,167,198.97
  5. Step 5: Solve for x
    x = 443,221,167,198.97/753,231.33
  6. Step 6: Final answer
    x = 588,426.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.