Home / 821,395.44-1,229,095.77-484,597.44

Finding the Fourth Proportional to 821,395.44, 1,229,095.77 and 484,597.44

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Solution

The fourth proportional to 821,395.44, 1,229,095.77 and 484,597.44 is: 725,127.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    821,395.44 : 1,229,095.77 = 484,597.44 : x
  2. Step 2: Convert to fraction form
    821,395.44/1,229,095.77 = 484,597.44/x
  3. Step 3: Cross multiply
    821,395.44x = 1,229,095.77 × 484,597.44
  4. Step 4: Simplify right side
    821,395.44x = 595,616,663,656.83
  5. Step 5: Solve for x
    x = 595,616,663,656.83/821,395.44
  6. Step 6: Final answer
    x = 725,127.79

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1.5x scale

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.