Home / 891,649.88-1,337,576.28-323,298.62

Finding the Fourth Proportional to 891,649.88, 1,337,576.28 and 323,298.62

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Solution

The fourth proportional to 891,649.88, 1,337,576.28 and 323,298.62 is: 484,984.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,649.88 : 1,337,576.28 = 323,298.62 : x
  2. Step 2: Convert to fraction form
    891,649.88/1,337,576.28 = 323,298.62/x
  3. Step 3: Cross multiply
    891,649.88x = 1,337,576.28 × 323,298.62
  4. Step 4: Simplify right side
    891,649.88x = 432,436,565,468.73
  5. Step 5: Solve for x
    x = 432,436,565,468.73/891,649.88
  6. Step 6: Final answer
    x = 484,984.72

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Double scale
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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.