Home / 260,327.44-390,551.10-110,572.48

Finding the Fourth Proportional to 260,327.44, 390,551.10 and 110,572.48

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Solution

The fourth proportional to 260,327.44, 390,551.10 and 110,572.48 is: 165,884.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,327.44 : 390,551.10 = 110,572.48 : x
  2. Step 2: Convert to fraction form
    260,327.44/390,551.10 = 110,572.48/x
  3. Step 3: Cross multiply
    260,327.44x = 390,551.10 × 110,572.48
  4. Step 4: Simplify right side
    260,327.44x = 43,184,203,693.73
  5. Step 5: Solve for x
    x = 43,184,203,693.73/260,327.44
  6. Step 6: Final answer
    x = 165,884.18

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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.