Home / 702,138.44-1,053,006.60-228,865.16

Finding the Fourth Proportional to 702,138.44, 1,053,006.60 and 228,865.16

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Solution

The fourth proportional to 702,138.44, 1,053,006.60 and 228,865.16 is: 343,232.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,138.44 : 1,053,006.60 = 228,865.16 : x
  2. Step 2: Convert to fraction form
    702,138.44/1,053,006.60 = 228,865.16/x
  3. Step 3: Cross multiply
    702,138.44x = 1,053,006.60 × 228,865.16
  4. Step 4: Simplify right side
    702,138.44x = 240,996,523,990.06
  5. Step 5: Solve for x
    x = 240,996,523,990.06/702,138.44
  6. Step 6: Final answer
    x = 343,232.20

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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.