Home / 559,822.20-839,733.30-204,872.10

Finding the Fourth Proportional to 559,822.20, 839,733.30 and 204,872.10

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Solution

The fourth proportional to 559,822.20, 839,733.30 and 204,872.10 is: 307,308.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,822.20 : 839,733.30 = 204,872.10 : x
  2. Step 2: Convert to fraction form
    559,822.20/839,733.30 = 204,872.10/x
  3. Step 3: Cross multiply
    559,822.20x = 839,733.30 × 204,872.10
  4. Step 4: Simplify right side
    559,822.20x = 172,037,924,610.93
  5. Step 5: Solve for x
    x = 172,037,924,610.93/559,822.20
  6. Step 6: Final answer
    x = 307,308.15

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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.