Home / 231,808.20-347,712.30-179,255.40

Finding the Fourth Proportional to 231,808.20, 347,712.30 and 179,255.40

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Solution

The fourth proportional to 231,808.20, 347,712.30 and 179,255.40 is: 268,883.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,808.20 : 347,712.30 = 179,255.40 : x
  2. Step 2: Convert to fraction form
    231,808.20/347,712.30 = 179,255.40/x
  3. Step 3: Cross multiply
    231,808.20x = 347,712.30 × 179,255.40
  4. Step 4: Simplify right side
    231,808.20x = 62,329,307,421.42
  5. Step 5: Solve for x
    x = 62,329,307,421.42/231,808.20
  6. Step 6: Final answer
    x = 268,883.10

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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.