Home / 674,272.62-1,011,556.68-253,548.54

Finding the Fourth Proportional to 674,272.62, 1,011,556.68 and 253,548.54

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Solution

The fourth proportional to 674,272.62, 1,011,556.68 and 253,548.54 is: 380,378.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,272.62 : 1,011,556.68 = 253,548.54 : x
  2. Step 2: Convert to fraction form
    674,272.62/1,011,556.68 = 253,548.54/x
  3. Step 3: Cross multiply
    674,272.62x = 1,011,556.68 × 253,548.54
  4. Step 4: Simplify right side
    674,272.62x = 256,478,719,341.25
  5. Step 5: Solve for x
    x = 256,478,719,341.25/674,272.62
  6. Step 6: Final answer
    x = 380,378.37

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1.5x scale

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.