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Finding the Fourth Proportional to 260,344.38, 359,461.44 and 203,047.71

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Solution

The fourth proportional to 260,344.38, 359,461.44 and 203,047.71 is: 280,351.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,344.38 : 359,461.44 = 203,047.71 : x
  2. Step 2: Convert to fraction form
    260,344.38/359,461.44 = 203,047.71/x
  3. Step 3: Cross multiply
    260,344.38x = 359,461.44 × 203,047.71
  4. Step 4: Simplify right side
    260,344.38x = 72,987,822,225.30
  5. Step 5: Solve for x
    x = 72,987,822,225.30/260,344.38
  6. Step 6: Final answer
    x = 280,351.06

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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.