Home / 702,982.30-1,054,255.19-253,644.62

Finding the Fourth Proportional to 702,982.30, 1,054,255.19 and 253,644.62

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Solution

The fourth proportional to 702,982.30, 1,054,255.19 and 253,644.62 is: 380,388.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,982.30 : 1,054,255.19 = 253,644.62 : x
  2. Step 2: Convert to fraction form
    702,982.30/1,054,255.19 = 253,644.62/x
  3. Step 3: Cross multiply
    702,982.30x = 1,054,255.19 × 253,644.62
  4. Step 4: Simplify right side
    702,982.30x = 267,406,157,050.58
  5. Step 5: Solve for x
    x = 267,406,157,050.58/702,982.30
  6. Step 6: Final answer
    x = 380,388.18

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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.