Home / 1,067,523.66-1,601,288.28-393,312.84

Finding the Fourth Proportional to 1,067,523.66, 1,601,288.28 and 393,312.84

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Solution

The fourth proportional to 1,067,523.66, 1,601,288.28 and 393,312.84 is: 589,970.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,523.66 : 1,601,288.28 = 393,312.84 : x
  2. Step 2: Convert to fraction form
    1,067,523.66/1,601,288.28 = 393,312.84/x
  3. Step 3: Cross multiply
    1,067,523.66x = 1,601,288.28 × 393,312.84
  4. Step 4: Simplify right side
    1,067,523.66x = 629,807,241,065.52
  5. Step 5: Solve for x
    x = 629,807,241,065.52/1,067,523.66
  6. Step 6: Final answer
    x = 589,970.29

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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.