Home / 439,764.20-607,371.84-296,275.13

Finding the Fourth Proportional to 439,764.20, 607,371.84 and 296,275.13

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Solution

The fourth proportional to 439,764.20, 607,371.84 and 296,275.13 is: 409,194.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,764.20 : 607,371.84 = 296,275.13 : x
  2. Step 2: Convert to fraction form
    439,764.20/607,371.84 = 296,275.13/x
  3. Step 3: Cross multiply
    439,764.20x = 607,371.84 × 296,275.13
  4. Step 4: Simplify right side
    439,764.20x = 179,949,167,817.48
  5. Step 5: Solve for x
    x = 179,949,167,817.48/439,764.20
  6. Step 6: Final answer
    x = 409,194.68

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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.