Home / 360,264.28-497,174.08-199,121.87

Finding the Fourth Proportional to 360,264.28, 497,174.08 and 199,121.87

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Solution

The fourth proportional to 360,264.28, 497,174.08 and 199,121.87 is: 274,793.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,264.28 : 497,174.08 = 199,121.87 : x
  2. Step 2: Convert to fraction form
    360,264.28/497,174.08 = 199,121.87/x
  3. Step 3: Cross multiply
    360,264.28x = 497,174.08 × 199,121.87
  4. Step 4: Simplify right side
    360,264.28x = 98,998,232,525.13
  5. Step 5: Solve for x
    x = 98,998,232,525.13/360,264.28
  6. Step 6: Final answer
    x = 274,793.36

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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.