Home / 832,674.28-1,149,112.90-505,876.03

Finding the Fourth Proportional to 832,674.28, 1,149,112.90 and 505,876.03

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Solution

The fourth proportional to 832,674.28, 1,149,112.90 and 505,876.03 is: 698,122.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    832,674.28 : 1,149,112.90 = 505,876.03 : x
  2. Step 2: Convert to fraction form
    832,674.28/1,149,112.90 = 505,876.03/x
  3. Step 3: Cross multiply
    832,674.28x = 1,149,112.90 × 505,876.03
  4. Step 4: Simplify right side
    832,674.28x = 581,308,677,519.89
  5. Step 5: Solve for x
    x = 581,308,677,519.89/832,674.28
  6. Step 6: Final answer
    x = 698,122.53

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Why These Related Problems?

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