Home / 759,377.79-1,141,135.97-404,645.31

Finding the Fourth Proportional to 759,377.79, 1,141,135.97 and 404,645.31

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Solution

The fourth proportional to 759,377.79, 1,141,135.97 and 404,645.31 is: 608,070.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    759,377.79 : 1,141,135.97 = 404,645.31 : x
  2. Step 2: Convert to fraction form
    759,377.79/1,141,135.97 = 404,645.31/x
  3. Step 3: Cross multiply
    759,377.79x = 1,141,135.97 × 404,645.31
  4. Step 4: Simplify right side
    759,377.79x = 461,755,316,309.57
  5. Step 5: Solve for x
    x = 461,755,316,309.57/759,377.79
  6. Step 6: Final answer
    x = 608,070.61

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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.