Home / 487,236.77-730,933.98-150,198.60

Finding the Fourth Proportional to 487,236.77, 730,933.98 and 150,198.60

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Solution

The fourth proportional to 487,236.77, 730,933.98 and 150,198.60 is: 225,322.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,236.77 : 730,933.98 = 150,198.60 : x
  2. Step 2: Convert to fraction form
    487,236.77/730,933.98 = 150,198.60/x
  3. Step 3: Cross multiply
    487,236.77x = 730,933.98 × 150,198.60
  4. Step 4: Simplify right side
    487,236.77x = 109,785,260,488.43
  5. Step 5: Solve for x
    x = 109,785,260,488.43/487,236.77
  6. Step 6: Final answer
    x = 225,322.20

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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.