Home / 908,964.83-1,363,444.97-269,318.36

Finding the Fourth Proportional to 908,964.83, 1,363,444.97 and 269,318.36

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Solution

The fourth proportional to 908,964.83, 1,363,444.97 and 269,318.36 is: 403,976.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,964.83 : 1,363,444.97 = 269,318.36 : x
  2. Step 2: Convert to fraction form
    908,964.83/1,363,444.97 = 269,318.36/x
  3. Step 3: Cross multiply
    908,964.83x = 1,363,444.97 × 269,318.36
  4. Step 4: Simplify right side
    908,964.83x = 367,200,765,332.67
  5. Step 5: Solve for x
    x = 367,200,765,332.67/908,964.83
  6. Step 6: Final answer
    x = 403,976.87

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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.