Home / 342,250.97-472,116.73-198,995.18

Finding the Fourth Proportional to 342,250.97, 472,116.73 and 198,995.18

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Solution

The fourth proportional to 342,250.97, 472,116.73 and 198,995.18 is: 274,503.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,250.97 : 472,116.73 = 198,995.18 : x
  2. Step 2: Convert to fraction form
    342,250.97/472,116.73 = 198,995.18/x
  3. Step 3: Cross multiply
    342,250.97x = 472,116.73 × 198,995.18
  4. Step 4: Simplify right side
    342,250.97x = 93,948,953,667.36
  5. Step 5: Solve for x
    x = 93,948,953,667.36/342,250.97
  6. Step 6: Final answer
    x = 274,503.10

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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.