Home / 469,028.44-647,261.58-275,566.42

Finding the Fourth Proportional to 469,028.44, 647,261.58 and 275,566.42

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Solution

The fourth proportional to 469,028.44, 647,261.58 and 275,566.42 is: 380,283.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,028.44 : 647,261.58 = 275,566.42 : x
  2. Step 2: Convert to fraction form
    469,028.44/647,261.58 = 275,566.42/x
  3. Step 3: Cross multiply
    469,028.44x = 647,261.58 × 275,566.42
  4. Step 4: Simplify right side
    469,028.44x = 178,363,556,404.14
  5. Step 5: Solve for x
    x = 178,363,556,404.14/469,028.44
  6. Step 6: Final answer
    x = 380,283.03

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1.5x scale

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.