Home / 264,204.56-396,319.40-84,309.06

Finding the Fourth Proportional to 264,204.56, 396,319.40 and 84,309.06

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Solution

The fourth proportional to 264,204.56, 396,319.40 and 84,309.06 is: 126,467.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,204.56 : 396,319.40 = 84,309.06 : x
  2. Step 2: Convert to fraction form
    264,204.56/396,319.40 = 84,309.06/x
  3. Step 3: Cross multiply
    264,204.56x = 396,319.40 × 84,309.06
  4. Step 4: Simplify right side
    264,204.56x = 33,413,316,073.76
  5. Step 5: Solve for x
    x = 33,413,316,073.76/264,204.56
  6. Step 6: Final answer
    x = 126,467.60

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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.