Home / 844,643.36-1,165,165.92-522,250.40

Finding the Fourth Proportional to 844,643.36, 1,165,165.92 and 522,250.40

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Solution

The fourth proportional to 844,643.36, 1,165,165.92 and 522,250.40 is: 720,432.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,643.36 : 1,165,165.92 = 522,250.40 : x
  2. Step 2: Convert to fraction form
    844,643.36/1,165,165.92 = 522,250.40/x
  3. Step 3: Cross multiply
    844,643.36x = 1,165,165.92 × 522,250.40
  4. Step 4: Simplify right side
    844,643.36x = 608,508,367,786.37
  5. Step 5: Solve for x
    x = 608,508,367,786.37/844,643.36
  6. Step 6: Final answer
    x = 720,432.31

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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.