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Finding the Fourth Proportional to 575,960.44, 863,882.32 and 155,278.84

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Solution

The fourth proportional to 575,960.44, 863,882.32 and 155,278.84 is: 232,902.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    575,960.44 : 863,882.32 = 155,278.84 : x
  2. Step 2: Convert to fraction form
    575,960.44/863,882.32 = 155,278.84/x
  3. Step 3: Cross multiply
    575,960.44x = 863,882.32 × 155,278.84
  4. Step 4: Simplify right side
    575,960.44x = 134,142,644,546.11
  5. Step 5: Solve for x
    x = 134,142,644,546.11/575,960.44
  6. Step 6: Final answer
    x = 232,902.53

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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.