Home / 728,934.12-1,093,478.94-308,252.52

Finding the Fourth Proportional to 728,934.12, 1,093,478.94 and 308,252.52

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Solution

The fourth proportional to 728,934.12, 1,093,478.94 and 308,252.52 is: 462,411.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    728,934.12 : 1,093,478.94 = 308,252.52 : x
  2. Step 2: Convert to fraction form
    728,934.12/1,093,478.94 = 308,252.52/x
  3. Step 3: Cross multiply
    728,934.12x = 1,093,478.94 × 308,252.52
  4. Step 4: Simplify right side
    728,934.12x = 337,067,638,821.93
  5. Step 5: Solve for x
    x = 337,067,638,821.93/728,934.12
  6. Step 6: Final answer
    x = 462,411.66

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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.