Home / 432,734.54-648,521.58-336,787.60

Finding the Fourth Proportional to 432,734.54, 648,521.58 and 336,787.60

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Solution

The fourth proportional to 432,734.54, 648,521.58 and 336,787.60 is: 504,729.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,734.54 : 648,521.58 = 336,787.60 : x
  2. Step 2: Convert to fraction form
    432,734.54/648,521.58 = 336,787.60/x
  3. Step 3: Cross multiply
    432,734.54x = 648,521.58 × 336,787.60
  4. Step 4: Simplify right side
    432,734.54x = 218,414,029,134.52
  5. Step 5: Solve for x
    x = 218,414,029,134.52/432,734.54
  6. Step 6: Final answer
    x = 504,729.82

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1.5x scale

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.