Home / 579,835.80-800,179.20-325,181.52

Finding the Fourth Proportional to 579,835.80, 800,179.20 and 325,181.52

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Solution

The fourth proportional to 579,835.80, 800,179.20 and 325,181.52 is: 448,753.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,835.80 : 800,179.20 = 325,181.52 : x
  2. Step 2: Convert to fraction form
    579,835.80/800,179.20 = 325,181.52/x
  3. Step 3: Cross multiply
    579,835.80x = 800,179.20 × 325,181.52
  4. Step 4: Simplify right side
    579,835.80x = 260,203,488,528.38
  5. Step 5: Solve for x
    x = 260,203,488,528.38/579,835.80
  6. Step 6: Final answer
    x = 448,753.75

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Double scale
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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.