Home / 852,161.46-1,278,240.65-496,926.34

Finding the Fourth Proportional to 852,161.46, 1,278,240.65 and 496,926.34

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Solution

The fourth proportional to 852,161.46, 1,278,240.65 and 496,926.34 is: 745,388.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,161.46 : 1,278,240.65 = 496,926.34 : x
  2. Step 2: Convert to fraction form
    852,161.46/1,278,240.65 = 496,926.34/x
  3. Step 3: Cross multiply
    852,161.46x = 1,278,240.65 × 496,926.34
  4. Step 4: Simplify right side
    852,161.46x = 635,191,451,217.07
  5. Step 5: Solve for x
    x = 635,191,451,217.07/852,161.46
  6. Step 6: Final answer
    x = 745,388.61

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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.