Home / 293,092.20-439,638.30-275,596.20

Finding the Fourth Proportional to 293,092.20, 439,638.30 and 275,596.20

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Solution

The fourth proportional to 293,092.20, 439,638.30 and 275,596.20 is: 413,394.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,092.20 : 439,638.30 = 275,596.20 : x
  2. Step 2: Convert to fraction form
    293,092.20/439,638.30 = 275,596.20/x
  3. Step 3: Cross multiply
    293,092.20x = 439,638.30 × 275,596.20
  4. Step 4: Simplify right side
    293,092.20x = 121,162,644,854.46
  5. Step 5: Solve for x
    x = 121,162,644,854.46/293,092.20
  6. Step 6: Final answer
    x = 413,394.30

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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.