Home / 693,844.68-1,040,838.36-261,925.95

Finding the Fourth Proportional to 693,844.68, 1,040,838.36 and 261,925.95

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Solution

The fourth proportional to 693,844.68, 1,040,838.36 and 261,925.95 is: 392,915.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,844.68 : 1,040,838.36 = 261,925.95 : x
  2. Step 2: Convert to fraction form
    693,844.68/1,040,838.36 = 261,925.95/x
  3. Step 3: Cross multiply
    693,844.68x = 1,040,838.36 × 261,925.95
  4. Step 4: Simplify right side
    693,844.68x = 272,622,579,160.36
  5. Step 5: Solve for x
    x = 272,622,579,160.36/693,844.68
  6. Step 6: Final answer
    x = 392,915.86

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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.