Home / 798,150-1,197,275.76-324,576.48

Finding the Fourth Proportional to 798,150, 1,197,275.76 and 324,576.48

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Solution

The fourth proportional to 798,150, 1,197,275.76 and 324,576.48 is: 486,885.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,150 : 1,197,275.76 = 324,576.48 : x
  2. Step 2: Convert to fraction form
    798,150/1,197,275.76 = 324,576.48/x
  3. Step 3: Cross multiply
    798,150x = 1,197,275.76 × 324,576.48
  4. Step 4: Simplify right side
    798,150x = 388,607,551,770.13
  5. Step 5: Solve for x
    x = 388,607,551,770.13/798,150
  6. Step 6: Final answer
    x = 486,885.36

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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.