Home / 257,311.30-385,967.88-182,204.26

Finding the Fourth Proportional to 257,311.30, 385,967.88 and 182,204.26

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Solution

The fourth proportional to 257,311.30, 385,967.88 and 182,204.26 is: 273,307.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,311.30 : 385,967.88 = 182,204.26 : x
  2. Step 2: Convert to fraction form
    257,311.30/385,967.88 = 182,204.26/x
  3. Step 3: Cross multiply
    257,311.30x = 385,967.88 × 182,204.26
  4. Step 4: Simplify right side
    257,311.30x = 70,324,991,959.17
  5. Step 5: Solve for x
    x = 70,324,991,959.17/257,311.30
  6. Step 6: Final answer
    x = 273,307.05

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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.