Home / 773,640.61-1,160,475.24-268,218.06

Finding the Fourth Proportional to 773,640.61, 1,160,475.24 and 268,218.06

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Solution

The fourth proportional to 773,640.61, 1,160,475.24 and 268,218.06 is: 402,332.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,640.61 : 1,160,475.24 = 268,218.06 : x
  2. Step 2: Convert to fraction form
    773,640.61/1,160,475.24 = 268,218.06/x
  3. Step 3: Cross multiply
    773,640.61x = 1,160,475.24 × 268,218.06
  4. Step 4: Simplify right side
    773,640.61x = 311,260,417,550.83
  5. Step 5: Solve for x
    x = 311,260,417,550.83/773,640.61
  6. Step 6: Final answer
    x = 402,332.06

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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.