Home / 839,177.82-1,258,470.27-270,535.95

Finding the Fourth Proportional to 839,177.82, 1,258,470.27 and 270,535.95

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Solution

The fourth proportional to 839,177.82, 1,258,470.27 and 270,535.95 is: 405,708.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,177.82 : 1,258,470.27 = 270,535.95 : x
  2. Step 2: Convert to fraction form
    839,177.82/1,258,470.27 = 270,535.95/x
  3. Step 3: Cross multiply
    839,177.82x = 1,258,470.27 × 270,535.95
  4. Step 4: Simplify right side
    839,177.82x = 340,461,450,041.21
  5. Step 5: Solve for x
    x = 340,461,450,041.21/839,177.82
  6. Step 6: Final answer
    x = 405,708.35

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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.