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Finding the Fourth Proportional to 260,719.26, 359,792.56 and 141,487.26

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Solution

The fourth proportional to 260,719.26, 359,792.56 and 141,487.26 is: 195,252.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,719.26 : 359,792.56 = 141,487.26 : x
  2. Step 2: Convert to fraction form
    260,719.26/359,792.56 = 141,487.26/x
  3. Step 3: Cross multiply
    260,719.26x = 359,792.56 × 141,487.26
  4. Step 4: Simplify right side
    260,719.26x = 50,906,063,482.79
  5. Step 5: Solve for x
    x = 50,906,063,482.79/260,719.26
  6. Step 6: Final answer
    x = 195,252.41

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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.