Home / 693,752.91-1,040,838.95-329,294.22

Finding the Fourth Proportional to 693,752.91, 1,040,838.95 and 329,294.22

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Solution

The fourth proportional to 693,752.91, 1,040,838.95 and 329,294.22 is: 494,040.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,752.91 : 1,040,838.95 = 329,294.22 : x
  2. Step 2: Convert to fraction form
    693,752.91/1,040,838.95 = 329,294.22/x
  3. Step 3: Cross multiply
    693,752.91x = 1,040,838.95 × 329,294.22
  4. Step 4: Simplify right side
    693,752.91x = 342,742,250,185.87
  5. Step 5: Solve for x
    x = 342,742,250,185.87/693,752.91
  6. Step 6: Final answer
    x = 494,040.81

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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.