Home / 711,401.53-1,067,102.31-290,677

Finding the Fourth Proportional to 711,401.53, 1,067,102.31 and 290,677

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Solution

The fourth proportional to 711,401.53, 1,067,102.31 and 290,677 is: 436,015.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,401.53 : 1,067,102.31 = 290,677 : x
  2. Step 2: Convert to fraction form
    711,401.53/1,067,102.31 = 290,677/x
  3. Step 3: Cross multiply
    711,401.53x = 1,067,102.31 × 290,677
  4. Step 4: Simplify right side
    711,401.53x = 310,182,098,163.87
  5. Step 5: Solve for x
    x = 310,182,098,163.87/711,401.53
  6. Step 6: Final answer
    x = 436,015.51

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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.