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Finding the Fourth Proportional to 360,901.92, 498,037.76 and 199,757.12

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Solution

The fourth proportional to 360,901.92, 498,037.76 and 199,757.12 is: 275,661.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,901.92 : 498,037.76 = 199,757.12 : x
  2. Step 2: Convert to fraction form
    360,901.92/498,037.76 = 199,757.12/x
  3. Step 3: Cross multiply
    360,901.92x = 498,037.76 × 199,757.12
  4. Step 4: Simplify right side
    360,901.92x = 99,486,588,588.85
  5. Step 5: Solve for x
    x = 99,486,588,588.85/360,901.92
  6. Step 6: Final answer
    x = 275,661.01

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1.5x scale

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.