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Finding the Fourth Proportional to 469,251.73, 703,877.45 and 405,883.41

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Solution

The fourth proportional to 469,251.73, 703,877.45 and 405,883.41 is: 608,824.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,251.73 : 703,877.45 = 405,883.41 : x
  2. Step 2: Convert to fraction form
    469,251.73/703,877.45 = 405,883.41/x
  3. Step 3: Cross multiply
    469,251.73x = 703,877.45 × 405,883.41
  4. Step 4: Simplify right side
    469,251.73x = 285,692,174,959.15
  5. Step 5: Solve for x
    x = 285,692,174,959.15/469,251.73
  6. Step 6: Final answer
    x = 608,824.98

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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.