Home / 859,112.56-1,185,505.96-496,559.90

Finding the Fourth Proportional to 859,112.56, 1,185,505.96 and 496,559.90

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Solution

The fourth proportional to 859,112.56, 1,185,505.96 and 496,559.90 is: 685,212.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    859,112.56 : 1,185,505.96 = 496,559.90 : x
  2. Step 2: Convert to fraction form
    859,112.56/1,185,505.96 = 496,559.90/x
  3. Step 3: Cross multiply
    859,112.56x = 1,185,505.96 × 496,559.90
  4. Step 4: Simplify right side
    859,112.56x = 588,674,720,947.00
  5. Step 5: Solve for x
    x = 588,674,720,947.00/859,112.56
  6. Step 6: Final answer
    x = 685,212.57

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.