Home / 325,836.40-488,317.20-232,232.80

Finding the Fourth Proportional to 325,836.40, 488,317.20 and 232,232.80

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Solution

The fourth proportional to 325,836.40, 488,317.20 and 232,232.80 is: 348,037.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,836.40 : 488,317.20 = 232,232.80 : x
  2. Step 2: Convert to fraction form
    325,836.40/488,317.20 = 232,232.80/x
  3. Step 3: Cross multiply
    325,836.40x = 488,317.20 × 232,232.80
  4. Step 4: Simplify right side
    325,836.40x = 113,403,270,644.16
  5. Step 5: Solve for x
    x = 113,403,270,644.16/325,836.40
  6. Step 6: Final answer
    x = 348,037.45

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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.