Home / 847,401.72-1,270,930.14-248,201.88

Finding the Fourth Proportional to 847,401.72, 1,270,930.14 and 248,201.88

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Solution

The fourth proportional to 847,401.72, 1,270,930.14 and 248,201.88 is: 372,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    847,401.72 : 1,270,930.14 = 248,201.88 : x
  2. Step 2: Convert to fraction form
    847,401.72/1,270,930.14 = 248,201.88/x
  3. Step 3: Cross multiply
    847,401.72x = 1,270,930.14 × 248,201.88
  4. Step 4: Simplify right side
    847,401.72x = 315,447,250,096.66
  5. Step 5: Solve for x
    x = 315,447,250,096.66/847,401.72
  6. Step 6: Final answer
    x = 372,252.31

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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.