Home / 598,742.16-898,152.12-199,366.80

Finding the Fourth Proportional to 598,742.16, 898,152.12 and 199,366.80

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Solution

The fourth proportional to 598,742.16, 898,152.12 and 199,366.80 is: 299,063.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,742.16 : 898,152.12 = 199,366.80 : x
  2. Step 2: Convert to fraction form
    598,742.16/898,152.12 = 199,366.80/x
  3. Step 3: Cross multiply
    598,742.16x = 898,152.12 × 199,366.80
  4. Step 4: Simplify right side
    598,742.16x = 179,061,714,077.62
  5. Step 5: Solve for x
    x = 179,061,714,077.62/598,742.16
  6. Step 6: Final answer
    x = 299,063.15

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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.