Home / 342,740.60-472,867.56-199,470.26

Finding the Fourth Proportional to 342,740.60, 472,867.56 and 199,470.26

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Solution

The fourth proportional to 342,740.60, 472,867.56 and 199,470.26 is: 275,202.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,740.60 : 472,867.56 = 199,470.26 : x
  2. Step 2: Convert to fraction form
    342,740.60/472,867.56 = 199,470.26/x
  3. Step 3: Cross multiply
    342,740.60x = 472,867.56 × 199,470.26
  4. Step 4: Simplify right side
    342,740.60x = 94,323,015,138.77
  5. Step 5: Solve for x
    x = 94,323,015,138.77/342,740.60
  6. Step 6: Final answer
    x = 275,202.34

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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.