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Finding the Fourth Proportional to 491,549.30, 737,610.53 and 207,222.44

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Solution

The fourth proportional to 491,549.30, 737,610.53 and 207,222.44 is: 310,954.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,549.30 : 737,610.53 = 207,222.44 : x
  2. Step 2: Convert to fraction form
    491,549.30/737,610.53 = 207,222.44/x
  3. Step 3: Cross multiply
    491,549.30x = 737,610.53 × 207,222.44
  4. Step 4: Simplify right side
    491,549.30x = 152,849,453,796.29
  5. Step 5: Solve for x
    x = 152,849,453,796.29/491,549.30
  6. Step 6: Final answer
    x = 310,954.47

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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.