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Finding the Fourth Proportional to 260,959.46, 360,118.17 and 152,057.05

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Solution

The fourth proportional to 260,959.46, 360,118.17 and 152,057.05 is: 209,835.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,959.46 : 360,118.17 = 152,057.05 : x
  2. Step 2: Convert to fraction form
    260,959.46/360,118.17 = 152,057.05/x
  3. Step 3: Cross multiply
    260,959.46x = 360,118.17 × 152,057.05
  4. Step 4: Simplify right side
    260,959.46x = 54,758,505,681.30
  5. Step 5: Solve for x
    x = 54,758,505,681.30/260,959.46
  6. Step 6: Final answer
    x = 209,835.30

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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.