Home / 426,380.46-588,338.00-245,057.38

Finding the Fourth Proportional to 426,380.46, 588,338.00 and 245,057.38

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Solution

The fourth proportional to 426,380.46, 588,338.00 and 245,057.38 is: 338,140.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    426,380.46 : 588,338.00 = 245,057.38 : x
  2. Step 2: Convert to fraction form
    426,380.46/588,338.00 = 245,057.38/x
  3. Step 3: Cross multiply
    426,380.46x = 588,338.00 × 245,057.38
  4. Step 4: Simplify right side
    426,380.46x = 144,176,566,138.31
  5. Step 5: Solve for x
    x = 144,176,566,138.31/426,380.46
  6. Step 6: Final answer
    x = 338,140.65

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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.