Home / 711,416.97-1,067,127.27-290,692.84

Finding the Fourth Proportional to 711,416.97, 1,067,127.27 and 290,692.84

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Solution

The fourth proportional to 711,416.97, 1,067,127.27 and 290,692.84 is: 436,040.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,416.97 : 1,067,127.27 = 290,692.84 : x
  2. Step 2: Convert to fraction form
    711,416.97/1,067,127.27 = 290,692.84/x
  3. Step 3: Cross multiply
    711,416.97x = 1,067,127.27 × 290,692.84
  4. Step 4: Simplify right side
    711,416.97x = 310,206,256,757.75
  5. Step 5: Solve for x
    x = 310,206,256,757.75/711,416.97
  6. Step 6: Final answer
    x = 436,040.00

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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.