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Finding the Fourth Proportional to 598,754.97, 898,275.98 and 199,399.20

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Solution

The fourth proportional to 598,754.97, 898,275.98 and 199,399.20 is: 299,146.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,754.97 : 898,275.98 = 199,399.20 : x
  2. Step 2: Convert to fraction form
    598,754.97/898,275.98 = 199,399.20/x
  3. Step 3: Cross multiply
    598,754.97x = 898,275.98 × 199,399.20
  4. Step 4: Simplify right side
    598,754.97x = 179,115,510,794.22
  5. Step 5: Solve for x
    x = 179,115,510,794.22/598,754.97
  6. Step 6: Final answer
    x = 299,146.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.