Home / 844,653.90-1,165,343.31-517,845.90

Finding the Fourth Proportional to 844,653.90, 1,165,343.31 and 517,845.90

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Solution

The fourth proportional to 844,653.90, 1,165,343.31 and 517,845.90 is: 714,456.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,653.90 : 1,165,343.31 = 517,845.90 : x
  2. Step 2: Convert to fraction form
    844,653.90/1,165,343.31 = 517,845.90/x
  3. Step 3: Cross multiply
    844,653.90x = 1,165,343.31 × 517,845.90
  4. Step 4: Simplify right side
    844,653.90x = 603,468,255,175.93
  5. Step 5: Solve for x
    x = 603,468,255,175.93/844,653.90
  6. Step 6: Final answer
    x = 714,456.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.