Home / 774,913.69-1,162,304.52-269,344.90

Finding the Fourth Proportional to 774,913.69, 1,162,304.52 and 269,344.90

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Solution

The fourth proportional to 774,913.69, 1,162,304.52 and 269,344.90 is: 403,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,913.69 : 1,162,304.52 = 269,344.90 : x
  2. Step 2: Convert to fraction form
    774,913.69/1,162,304.52 = 269,344.90/x
  3. Step 3: Cross multiply
    774,913.69x = 1,162,304.52 × 269,344.90
  4. Step 4: Simplify right side
    774,913.69x = 313,060,794,708.95
  5. Step 5: Solve for x
    x = 313,060,794,708.95/774,913.69
  6. Step 6: Final answer
    x = 403,994.40

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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.