Home / 439,318.59-606,251.60-248,331.98

Finding the Fourth Proportional to 439,318.59, 606,251.60 and 248,331.98

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Solution

The fourth proportional to 439,318.59, 606,251.60 and 248,331.98 is: 342,693.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,318.59 : 606,251.60 = 248,331.98 : x
  2. Step 2: Convert to fraction form
    439,318.59/606,251.60 = 248,331.98/x
  3. Step 3: Cross multiply
    439,318.59x = 606,251.60 × 248,331.98
  4. Step 4: Simplify right side
    439,318.59x = 150,551,659,398.08
  5. Step 5: Solve for x
    x = 150,551,659,398.08/439,318.59
  6. Step 6: Final answer
    x = 342,693.58

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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.