Home / 432,931.20-597,522.08-258,512.64

Finding the Fourth Proportional to 432,931.20, 597,522.08 and 258,512.64

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Solution

The fourth proportional to 432,931.20, 597,522.08 and 258,512.64 is: 356,793.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,931.20 : 597,522.08 = 258,512.64 : x
  2. Step 2: Convert to fraction form
    432,931.20/597,522.08 = 258,512.64/x
  3. Step 3: Cross multiply
    432,931.20x = 597,522.08 × 258,512.64
  4. Step 4: Simplify right side
    432,931.20x = 154,467,010,359.09
  5. Step 5: Solve for x
    x = 154,467,010,359.09/432,931.20
  6. Step 6: Final answer
    x = 356,793.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.