Home / 691,584.14-1,035,995.96-335,517.86

Finding the Fourth Proportional to 691,584.14, 1,035,995.96 and 335,517.86

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Solution

The fourth proportional to 691,584.14, 1,035,995.96 and 335,517.86 is: 502,607.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    691,584.14 : 1,035,995.96 = 335,517.86 : x
  2. Step 2: Convert to fraction form
    691,584.14/1,035,995.96 = 335,517.86/x
  3. Step 3: Cross multiply
    691,584.14x = 1,035,995.96 × 335,517.86
  4. Step 4: Simplify right side
    691,584.14x = 347,595,143,126.66
  5. Step 5: Solve for x
    x = 347,595,143,126.66/691,584.14
  6. Step 6: Final answer
    x = 502,607.17

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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.