Home / 309,512.46-464,335.53-96,276.31

Finding the Fourth Proportional to 309,512.46, 464,335.53 and 96,276.31

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Solution

The fourth proportional to 309,512.46, 464,335.53 and 96,276.31 is: 144,435.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    309,512.46 : 464,335.53 = 96,276.31 : x
  2. Step 2: Convert to fraction form
    309,512.46/464,335.53 = 96,276.31/x
  3. Step 3: Cross multiply
    309,512.46x = 464,335.53 × 96,276.31
  4. Step 4: Simplify right side
    309,512.46x = 44,704,511,430.29
  5. Step 5: Solve for x
    x = 44,704,511,430.29/309,512.46
  6. Step 6: Final answer
    x = 144,435.26

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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.