Home / 778,165.66-1,167,773.55-304,791.94

Finding the Fourth Proportional to 778,165.66, 1,167,773.55 and 304,791.94

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Solution

The fourth proportional to 778,165.66, 1,167,773.55 and 304,791.94 is: 457,393.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    778,165.66 : 1,167,773.55 = 304,791.94 : x
  2. Step 2: Convert to fraction form
    778,165.66/1,167,773.55 = 304,791.94/x
  3. Step 3: Cross multiply
    778,165.66x = 1,167,773.55 × 304,791.94
  4. Step 4: Simplify right side
    778,165.66x = 355,927,965,785.19
  5. Step 5: Solve for x
    x = 355,927,965,785.19/778,165.66
  6. Step 6: Final answer
    x = 457,393.57

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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.