Home / 967,620.80-1,451,258.40-611,998.40

Finding the Fourth Proportional to 967,620.80, 1,451,258.40 and 611,998.40

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Solution

The fourth proportional to 967,620.80, 1,451,258.40 and 611,998.40 is: 917,888.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,620.80 : 1,451,258.40 = 611,998.40 : x
  2. Step 2: Convert to fraction form
    967,620.80/1,451,258.40 = 611,998.40/x
  3. Step 3: Cross multiply
    967,620.80x = 1,451,258.40 × 611,998.40
  4. Step 4: Simplify right side
    967,620.80x = 888,167,818,786.56
  5. Step 5: Solve for x
    x = 888,167,818,786.56/967,620.80
  6. Step 6: Final answer
    x = 917,888.31

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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.