Home / 773,936.43-1,160,374.65-394,121.94

Finding the Fourth Proportional to 773,936.43, 1,160,374.65 and 394,121.94

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Solution

The fourth proportional to 773,936.43, 1,160,374.65 and 394,121.94 is: 590,913.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,936.43 : 1,160,374.65 = 394,121.94 : x
  2. Step 2: Convert to fraction form
    773,936.43/1,160,374.65 = 394,121.94/x
  3. Step 3: Cross multiply
    773,936.43x = 1,160,374.65 × 394,121.94
  4. Step 4: Simplify right side
    773,936.43x = 457,329,108,184.82
  5. Step 5: Solve for x
    x = 457,329,108,184.82/773,936.43
  6. Step 6: Final answer
    x = 590,913.01

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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.