Home / 778,505.94-1,167,658.45-246,080.79

Finding the Fourth Proportional to 778,505.94, 1,167,658.45 and 246,080.79

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Solution

The fourth proportional to 778,505.94, 1,167,658.45 and 246,080.79 is: 369,089.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,505.94 : 1,167,658.45 = 246,080.79 : x
  2. Step 2: Convert to fraction form
    778,505.94/1,167,658.45 = 246,080.79/x
  3. Step 3: Cross multiply
    778,505.94x = 1,167,658.45 × 246,080.79
  4. Step 4: Simplify right side
    778,505.94x = 287,338,313,826.18
  5. Step 5: Solve for x
    x = 287,338,313,826.18/778,505.94
  6. Step 6: Final answer
    x = 369,089.43

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Double scale
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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.