Home / 342,048.29-472,004.07-196,830.60

Finding the Fourth Proportional to 342,048.29, 472,004.07 and 196,830.60

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Solution

The fourth proportional to 342,048.29, 472,004.07 and 196,830.60 is: 271,613.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,048.29 : 472,004.07 = 196,830.60 : x
  2. Step 2: Convert to fraction form
    342,048.29/472,004.07 = 196,830.60/x
  3. Step 3: Cross multiply
    342,048.29x = 472,004.07 × 196,830.60
  4. Step 4: Simplify right side
    342,048.29x = 92,904,843,316.39
  5. Step 5: Solve for x
    x = 92,904,843,316.39/342,048.29
  6. Step 6: Final answer
    x = 271,613.24

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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.