Home / 742,083.97-1,024,076.19-419,787.22

Finding the Fourth Proportional to 742,083.97, 1,024,076.19 and 419,787.22

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Solution

The fourth proportional to 742,083.97, 1,024,076.19 and 419,787.22 is: 579,306.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    742,083.97 : 1,024,076.19 = 419,787.22 : x
  2. Step 2: Convert to fraction form
    742,083.97/1,024,076.19 = 419,787.22/x
  3. Step 3: Cross multiply
    742,083.97x = 1,024,076.19 × 419,787.22
  4. Step 4: Simplify right side
    742,083.97x = 429,894,096,868.29
  5. Step 5: Solve for x
    x = 429,894,096,868.29/742,083.97
  6. Step 6: Final answer
    x = 579,306.54

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1.5x scale

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.