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Finding the Fourth Proportional to 566,231.31, 849,493.98 and 211,248

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Solution

The fourth proportional to 566,231.31, 849,493.98 and 211,248 is: 316,926.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,231.31 : 849,493.98 = 211,248 : x
  2. Step 2: Convert to fraction form
    566,231.31/849,493.98 = 211,248/x
  3. Step 3: Cross multiply
    566,231.31x = 849,493.98 × 211,248
  4. Step 4: Simplify right side
    566,231.31x = 179,453,904,287.04
  5. Step 5: Solve for x
    x = 179,453,904,287.04/566,231.31
  6. Step 6: Final answer
    x = 316,926.85

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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.