Home / 774,781.62-1,161,506.74-269,276.91

Finding the Fourth Proportional to 774,781.62, 1,161,506.74 and 269,276.91

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Solution

The fourth proportional to 774,781.62, 1,161,506.74 and 269,276.91 is: 403,684.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,781.62 : 1,161,506.74 = 269,276.91 : x
  2. Step 2: Convert to fraction form
    774,781.62/1,161,506.74 = 269,276.91/x
  3. Step 3: Cross multiply
    774,781.62x = 1,161,506.74 × 269,276.91
  4. Step 4: Simplify right side
    774,781.62x = 312,766,945,891.37
  5. Step 5: Solve for x
    x = 312,766,945,891.37/774,781.62
  6. Step 6: Final answer
    x = 403,684.00

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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.