Home / 271,432.40-406,954.20-113,579.60

Finding the Fourth Proportional to 271,432.40, 406,954.20 and 113,579.60

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Solution

The fourth proportional to 271,432.40, 406,954.20 and 113,579.60 is: 170,288.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,432.40 : 406,954.20 = 113,579.60 : x
  2. Step 2: Convert to fraction form
    271,432.40/406,954.20 = 113,579.60/x
  3. Step 3: Cross multiply
    271,432.40x = 406,954.20 × 113,579.60
  4. Step 4: Simplify right side
    271,432.40x = 46,221,695,254.32
  5. Step 5: Solve for x
    x = 46,221,695,254.32/271,432.40
  6. Step 6: Final answer
    x = 170,288.05

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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.