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Finding the Fourth Proportional to 332,408.88, 498,335.76 and 154,824.48

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Solution

The fourth proportional to 332,408.88, 498,335.76 and 154,824.48 is: 232,107.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,408.88 : 498,335.76 = 154,824.48 : x
  2. Step 2: Convert to fraction form
    332,408.88/498,335.76 = 154,824.48/x
  3. Step 3: Cross multiply
    332,408.88x = 498,335.76 × 154,824.48
  4. Step 4: Simplify right side
    332,408.88x = 77,154,574,907.40
  5. Step 5: Solve for x
    x = 77,154,574,907.40/332,408.88
  6. Step 6: Final answer
    x = 232,107.44

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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.