Home / 852,168.51-1,278,251.15-496,933.43

Finding the Fourth Proportional to 852,168.51, 1,278,251.15 and 496,933.43

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Solution

The fourth proportional to 852,168.51, 1,278,251.15 and 496,933.43 is: 745,399.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,168.51 : 1,278,251.15 = 496,933.43 : x
  2. Step 2: Convert to fraction form
    852,168.51/1,278,251.15 = 496,933.43/x
  3. Step 3: Cross multiply
    852,168.51x = 1,278,251.15 × 496,933.43
  4. Step 4: Simplify right side
    852,168.51x = 635,205,719,495.02
  5. Step 5: Solve for x
    x = 635,205,719,495.02/852,168.51
  6. Step 6: Final answer
    x = 745,399.19

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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.