Home / 351,339.50-527,008.26-271,493.66

Finding the Fourth Proportional to 351,339.50, 527,008.26 and 271,493.66

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Solution

The fourth proportional to 351,339.50, 527,008.26 and 271,493.66 is: 407,239.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,339.50 : 527,008.26 = 271,493.66 : x
  2. Step 2: Convert to fraction form
    351,339.50/527,008.26 = 271,493.66/x
  3. Step 3: Cross multiply
    351,339.50x = 527,008.26 × 271,493.66
  4. Step 4: Simplify right side
    351,339.50x = 143,079,401,357.63
  5. Step 5: Solve for x
    x = 143,079,401,357.63/351,339.50
  6. Step 6: Final answer
    x = 407,239.72

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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.