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Finding the Fourth Proportional to 360,912.16, 498,046.08 and 199,767.52

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Solution

The fourth proportional to 360,912.16, 498,046.08 and 199,767.52 is: 275,672.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,912.16 : 498,046.08 = 199,767.52 : x
  2. Step 2: Convert to fraction form
    360,912.16/498,046.08 = 199,767.52/x
  3. Step 3: Cross multiply
    360,912.16x = 498,046.08 × 199,767.52
  4. Step 4: Simplify right side
    360,912.16x = 99,493,430,247.32
  5. Step 5: Solve for x
    x = 99,493,430,247.32/360,912.16
  6. Step 6: Final answer
    x = 275,672.15

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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.