Home / 347,175.60-479,095.92-196,272.48

Finding the Fourth Proportional to 347,175.60, 479,095.92 and 196,272.48

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Solution

The fourth proportional to 347,175.60, 479,095.92 and 196,272.48 is: 270,852.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,175.60 : 479,095.92 = 196,272.48 : x
  2. Step 2: Convert to fraction form
    347,175.60/479,095.92 = 196,272.48/x
  3. Step 3: Cross multiply
    347,175.60x = 479,095.92 × 196,272.48
  4. Step 4: Simplify right side
    347,175.60x = 94,033,344,376.28
  5. Step 5: Solve for x
    x = 94,033,344,376.28/347,175.60
  6. Step 6: Final answer
    x = 270,852.40

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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.