Home / 702,158.40-1,053,346.86-228,733.56

Finding the Fourth Proportional to 702,158.40, 1,053,346.86 and 228,733.56

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Solution

The fourth proportional to 702,158.40, 1,053,346.86 and 228,733.56 is: 343,135.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    702,158.40 : 1,053,346.86 = 228,733.56 : x
  2. Step 2: Convert to fraction form
    702,158.40/1,053,346.86 = 228,733.56/x
  3. Step 3: Cross multiply
    702,158.40x = 1,053,346.86 × 228,733.56
  4. Step 4: Simplify right side
    702,158.40x = 240,935,777,202.62
  5. Step 5: Solve for x
    x = 240,935,777,202.62/702,158.40
  6. Step 6: Final answer
    x = 343,135.93

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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.