Home / 774,875.17-1,162,280.52-269,550.58

Finding the Fourth Proportional to 774,875.17, 1,162,280.52 and 269,550.58

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Solution

The fourth proportional to 774,875.17, 1,162,280.52 and 269,550.58 is: 404,314.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,875.17 : 1,162,280.52 = 269,550.58 : x
  2. Step 2: Convert to fraction form
    774,875.17/1,162,280.52 = 269,550.58/x
  3. Step 3: Cross multiply
    774,875.17x = 1,162,280.52 × 269,550.58
  4. Step 4: Simplify right side
    774,875.17x = 313,293,388,288.70
  5. Step 5: Solve for x
    x = 313,293,388,288.70/774,875.17
  6. Step 6: Final answer
    x = 404,314.66

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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.