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Finding the Fourth Proportional to 260,188.97, 359,063.57 and 152,760.29

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Solution

The fourth proportional to 260,188.97, 359,063.57 and 152,760.29 is: 210,810.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,188.97 : 359,063.57 = 152,760.29 : x
  2. Step 2: Convert to fraction form
    260,188.97/359,063.57 = 152,760.29/x
  3. Step 3: Cross multiply
    260,188.97x = 359,063.57 × 152,760.29
  4. Step 4: Simplify right side
    260,188.97x = 54,850,654,317.83
  5. Step 5: Solve for x
    x = 54,850,654,317.83/260,188.97
  6. Step 6: Final answer
    x = 210,810.84

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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.