Home / 498,220.40-747,449.24-161,261.11

Finding the Fourth Proportional to 498,220.40, 747,449.24 and 161,261.11

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Solution

The fourth proportional to 498,220.40, 747,449.24 and 161,261.11 is: 241,930.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    498,220.40 : 747,449.24 = 161,261.11 : x
  2. Step 2: Convert to fraction form
    498,220.40/747,449.24 = 161,261.11/x
  3. Step 3: Cross multiply
    498,220.40x = 747,449.24 × 161,261.11
  4. Step 4: Simplify right side
    498,220.40x = 120,534,494,239.06
  5. Step 5: Solve for x
    x = 120,534,494,239.06/498,220.40
  6. Step 6: Final answer
    x = 241,930.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.