Home / 305,360.06-458,043.04-115,769.44

Finding the Fourth Proportional to 305,360.06, 458,043.04 and 115,769.44

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Solution

The fourth proportional to 305,360.06, 458,043.04 and 115,769.44 is: 173,655.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,360.06 : 458,043.04 = 115,769.44 : x
  2. Step 2: Convert to fraction form
    305,360.06/458,043.04 = 115,769.44/x
  3. Step 3: Cross multiply
    305,360.06x = 458,043.04 × 115,769.44
  4. Step 4: Simplify right side
    305,360.06x = 53,027,386,236.70
  5. Step 5: Solve for x
    x = 53,027,386,236.70/305,360.06
  6. Step 6: Final answer
    x = 173,655.28

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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.