Home / 822,301.58-1,233,536.97-310,397.91

Finding the Fourth Proportional to 822,301.58, 1,233,536.97 and 310,397.91

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Solution

The fourth proportional to 822,301.58, 1,233,536.97 and 310,397.91 is: 465,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    822,301.58 : 1,233,536.97 = 310,397.91 : x
  2. Step 2: Convert to fraction form
    822,301.58/1,233,536.97 = 310,397.91/x
  3. Step 3: Cross multiply
    822,301.58x = 1,233,536.97 × 310,397.91
  4. Step 4: Simplify right side
    822,301.58x = 382,887,297,395.73
  5. Step 5: Solve for x
    x = 382,887,297,395.73/822,301.58
  6. Step 6: Final answer
    x = 465,628.80

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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.