Home / 852,676.56-1,278,262.20-347,659.98

Finding the Fourth Proportional to 852,676.56, 1,278,262.20 and 347,659.98

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Solution

The fourth proportional to 852,676.56, 1,278,262.20 and 347,659.98 is: 521,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,676.56 : 1,278,262.20 = 347,659.98 : x
  2. Step 2: Convert to fraction form
    852,676.56/1,278,262.20 = 347,659.98/x
  3. Step 3: Cross multiply
    852,676.56x = 1,278,262.20 × 347,659.98
  4. Step 4: Simplify right side
    852,676.56x = 444,400,610,886.76
  5. Step 5: Solve for x
    x = 444,400,610,886.76/852,676.56
  6. Step 6: Final answer
    x = 521,183.10

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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.