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Finding the Fourth Proportional to 260,998.88, 360,172.40 and 152,096.27

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Solution

The fourth proportional to 260,998.88, 360,172.40 and 152,096.27 is: 209,889.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,998.88 : 360,172.40 = 152,096.27 : x
  2. Step 2: Convert to fraction form
    260,998.88/360,172.40 = 152,096.27/x
  3. Step 3: Cross multiply
    260,998.88x = 360,172.40 × 152,096.27
  4. Step 4: Simplify right side
    260,998.88x = 54,780,876,035.60
  5. Step 5: Solve for x
    x = 54,780,876,035.60/260,998.88
  6. Step 6: Final answer
    x = 209,889.32

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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.