Home / 325,754.18-488,090.83-230,512.15

Finding the Fourth Proportional to 325,754.18, 488,090.83 and 230,512.15

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Solution

The fourth proportional to 325,754.18, 488,090.83 and 230,512.15 is: 345,385.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,754.18 : 488,090.83 = 230,512.15 : x
  2. Step 2: Convert to fraction form
    325,754.18/488,090.83 = 230,512.15/x
  3. Step 3: Cross multiply
    325,754.18x = 488,090.83 × 230,512.15
  4. Step 4: Simplify right side
    325,754.18x = 112,510,866,618.59
  5. Step 5: Solve for x
    x = 112,510,866,618.59/325,754.18
  6. Step 6: Final answer
    x = 345,385.80

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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.