Home / 622,514.80-859,059.12-350,581.60

Finding the Fourth Proportional to 622,514.80, 859,059.12 and 350,581.60

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Solution

The fourth proportional to 622,514.80, 859,059.12 and 350,581.60 is: 483,796.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    622,514.80 : 859,059.12 = 350,581.60 : x
  2. Step 2: Convert to fraction form
    622,514.80/859,059.12 = 350,581.60/x
  3. Step 3: Cross multiply
    622,514.80x = 859,059.12 × 350,581.60
  4. Step 4: Simplify right side
    622,514.80x = 301,170,320,784.19
  5. Step 5: Solve for x
    x = 301,170,320,784.19/622,514.80
  6. Step 6: Final answer
    x = 483,796.24

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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.