Home / 852,793.92-1,278,918.72-347,353.92

Finding the Fourth Proportional to 852,793.92, 1,278,918.72 and 347,353.92

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Solution

The fourth proportional to 852,793.92, 1,278,918.72 and 347,353.92 is: 520,920.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,793.92 : 1,278,918.72 = 347,353.92 : x
  2. Step 2: Convert to fraction form
    852,793.92/1,278,918.72 = 347,353.92/x
  3. Step 3: Cross multiply
    852,793.92x = 1,278,918.72 × 347,353.92
  4. Step 4: Simplify right side
    852,793.92x = 444,237,430,753.38
  5. Step 5: Solve for x
    x = 444,237,430,753.38/852,793.92
  6. Step 6: Final answer
    x = 520,920.03

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1.5x scale

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.