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Finding the Fourth Proportional to 360,901.95, 498,032.06 and 199,757.31

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Solution

The fourth proportional to 360,901.95, 498,032.06 and 199,757.31 is: 275,658.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,901.95 : 498,032.06 = 199,757.31 : x
  2. Step 2: Convert to fraction form
    360,901.95/498,032.06 = 199,757.31/x
  3. Step 3: Cross multiply
    360,901.95x = 498,032.06 × 199,757.31
  4. Step 4: Simplify right side
    360,901.95x = 99,485,543,600.57
  5. Step 5: Solve for x
    x = 99,485,543,600.57/360,901.95
  6. Step 6: Final answer
    x = 275,658.09

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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.