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Finding the Fourth Proportional to 632,955.89, 948,777.73 and 395,753.87

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Solution

The fourth proportional to 632,955.89, 948,777.73 and 395,753.87 is: 593,220.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,955.89 : 948,777.73 = 395,753.87 : x
  2. Step 2: Convert to fraction form
    632,955.89/948,777.73 = 395,753.87/x
  3. Step 3: Cross multiply
    632,955.89x = 948,777.73 × 395,753.87
  4. Step 4: Simplify right side
    632,955.89x = 375,482,459,799.88
  5. Step 5: Solve for x
    x = 375,482,459,799.88/632,955.89
  6. Step 6: Final answer
    x = 593,220.58

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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.