Home / 713,556.25-1,070,278.53-201,200.69

Finding the Fourth Proportional to 713,556.25, 1,070,278.53 and 201,200.69

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Solution

The fourth proportional to 713,556.25, 1,070,278.53 and 201,200.69 is: 301,785.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,556.25 : 1,070,278.53 = 201,200.69 : x
  2. Step 2: Convert to fraction form
    713,556.25/1,070,278.53 = 201,200.69/x
  3. Step 3: Cross multiply
    713,556.25x = 1,070,278.53 × 201,200.69
  4. Step 4: Simplify right side
    713,556.25x = 215,340,780,649.38
  5. Step 5: Solve for x
    x = 215,340,780,649.38/713,556.25
  6. Step 6: Final answer
    x = 301,785.29

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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.