Home / 348,087.30-522,058.05-170,721.60

Finding the Fourth Proportional to 348,087.30, 522,058.05 and 170,721.60

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Solution

The fourth proportional to 348,087.30, 522,058.05 and 170,721.60 is: 256,046.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,087.30 : 522,058.05 = 170,721.60 : x
  2. Step 2: Convert to fraction form
    348,087.30/522,058.05 = 170,721.60/x
  3. Step 3: Cross multiply
    348,087.30x = 522,058.05 × 170,721.60
  4. Step 4: Simplify right side
    348,087.30x = 89,126,585,588.88
  5. Step 5: Solve for x
    x = 89,126,585,588.88/348,087.30
  6. Step 6: Final answer
    x = 256,046.65

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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.