Home / 898,540.24-1,239,979.44-496,132.24

Finding the Fourth Proportional to 898,540.24, 1,239,979.44 and 496,132.24

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Solution

The fourth proportional to 898,540.24, 1,239,979.44 and 496,132.24 is: 684,659.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    898,540.24 : 1,239,979.44 = 496,132.24 : x
  2. Step 2: Convert to fraction form
    898,540.24/1,239,979.44 = 496,132.24/x
  3. Step 3: Cross multiply
    898,540.24x = 1,239,979.44 × 496,132.24
  4. Step 4: Simplify right side
    898,540.24x = 615,193,777,121.15
  5. Step 5: Solve for x
    x = 615,193,777,121.15/898,540.24
  6. Step 6: Final answer
    x = 684,659.13

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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.