Home / 774,875.97-1,162,363.16-206,247.77

Finding the Fourth Proportional to 774,875.97, 1,162,363.16 and 206,247.77

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Solution

The fourth proportional to 774,875.97, 1,162,363.16 and 206,247.77 is: 309,384.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    774,875.97 : 1,162,363.16 = 206,247.77 : x
  2. Step 2: Convert to fraction form
    774,875.97/1,162,363.16 = 206,247.77/x
  3. Step 3: Cross multiply
    774,875.97x = 1,162,363.16 × 206,247.77
  4. Step 4: Simplify right side
    774,875.97x = 239,734,808,742.82
  5. Step 5: Solve for x
    x = 239,734,808,742.82/774,875.97
  6. Step 6: Final answer
    x = 309,384.75

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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.