Home / 852,169.51-1,278,252.64-496,934.43

Finding the Fourth Proportional to 852,169.51, 1,278,252.64 and 496,934.43

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Solution

The fourth proportional to 852,169.51, 1,278,252.64 and 496,934.43 is: 745,400.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    852,169.51 : 1,278,252.64 = 496,934.43 : x
  2. Step 2: Convert to fraction form
    852,169.51/1,278,252.64 = 496,934.43/x
  3. Step 3: Cross multiply
    852,169.51x = 1,278,252.64 × 496,934.43
  4. Step 4: Simplify right side
    852,169.51x = 635,207,747,054.40
  5. Step 5: Solve for x
    x = 635,207,747,054.40/852,169.51
  6. Step 6: Final answer
    x = 745,400.70

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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.