Home / 319,082.20-440,336.44-175,847.46

Finding the Fourth Proportional to 319,082.20, 440,336.44 and 175,847.46

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Solution

The fourth proportional to 319,082.20, 440,336.44 and 175,847.46 is: 242,671.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,082.20 : 440,336.44 = 175,847.46 : x
  2. Step 2: Convert to fraction form
    319,082.20/440,336.44 = 175,847.46/x
  3. Step 3: Cross multiply
    319,082.20x = 440,336.44 × 175,847.46
  4. Step 4: Simplify right side
    319,082.20x = 77,432,044,519.44
  5. Step 5: Solve for x
    x = 77,432,044,519.44/319,082.20
  6. Step 6: Final answer
    x = 242,671.15

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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.