Home / 344,868.47-517,305.62-120,228.48

Finding the Fourth Proportional to 344,868.47, 517,305.62 and 120,228.48

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Solution

The fourth proportional to 344,868.47, 517,305.62 and 120,228.48 is: 180,343.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,868.47 : 517,305.62 = 120,228.48 : x
  2. Step 2: Convert to fraction form
    344,868.47/517,305.62 = 120,228.48/x
  3. Step 3: Cross multiply
    344,868.47x = 517,305.62 × 120,228.48
  4. Step 4: Simplify right side
    344,868.47x = 62,194,867,786.92
  5. Step 5: Solve for x
    x = 62,194,867,786.92/344,868.47
  6. Step 6: Final answer
    x = 180,343.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.