Home / 260,380.09-359,325.89-151,548.90

Finding the Fourth Proportional to 260,380.09, 359,325.89 and 151,548.90

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Solution

The fourth proportional to 260,380.09, 359,325.89 and 151,548.90 is: 209,138.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,380.09 : 359,325.89 = 151,548.90 : x
  2. Step 2: Convert to fraction form
    260,380.09/359,325.89 = 151,548.90/x
  3. Step 3: Cross multiply
    260,380.09x = 359,325.89 × 151,548.90
  4. Step 4: Simplify right side
    260,380.09x = 54,455,443,371.02
  5. Step 5: Solve for x
    x = 54,455,443,371.02/260,380.09
  6. Step 6: Final answer
    x = 209,138.28

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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.