Home / 531,761.74-733,839.96-290,044.33

Finding the Fourth Proportional to 531,761.74, 733,839.96 and 290,044.33

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Solution

The fourth proportional to 531,761.74, 733,839.96 and 290,044.33 is: 400,265.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,761.74 : 733,839.96 = 290,044.33 : x
  2. Step 2: Convert to fraction form
    531,761.74/733,839.96 = 290,044.33/x
  3. Step 3: Cross multiply
    531,761.74x = 733,839.96 × 290,044.33
  4. Step 4: Simplify right side
    531,761.74x = 212,846,119,525.43
  5. Step 5: Solve for x
    x = 212,846,119,525.43/531,761.74
  6. Step 6: Final answer
    x = 400,265.95

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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.