Home / 755,283.78-1,042,380.23-424,194

Finding the Fourth Proportional to 755,283.78, 1,042,380.23 and 424,194

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Solution

The fourth proportional to 755,283.78, 1,042,380.23 and 424,194 is: 585,437.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,283.78 : 1,042,380.23 = 424,194 : x
  2. Step 2: Convert to fraction form
    755,283.78/1,042,380.23 = 424,194/x
  3. Step 3: Cross multiply
    755,283.78x = 1,042,380.23 × 424,194
  4. Step 4: Simplify right side
    755,283.78x = 442,171,439,284.62
  5. Step 5: Solve for x
    x = 442,171,439,284.62/755,283.78
  6. Step 6: Final answer
    x = 585,437.49

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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.