Home / 439,356.14-606,337.62-248,387.30

Finding the Fourth Proportional to 439,356.14, 606,337.62 and 248,387.30

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Solution

The fourth proportional to 439,356.14, 606,337.62 and 248,387.30 is: 342,789.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,356.14 : 606,337.62 = 248,387.30 : x
  2. Step 2: Convert to fraction form
    439,356.14/606,337.62 = 248,387.30/x
  3. Step 3: Cross multiply
    439,356.14x = 606,337.62 × 248,387.30
  4. Step 4: Simplify right side
    439,356.14x = 150,606,564,320.23
  5. Step 5: Solve for x
    x = 150,606,564,320.23/439,356.14
  6. Step 6: Final answer
    x = 342,789.26

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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.