Home / 695,662.22-1,042,134.36-479,482.54

Finding the Fourth Proportional to 695,662.22, 1,042,134.36 and 479,482.54

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Solution

The fourth proportional to 695,662.22, 1,042,134.36 and 479,482.54 is: 718,287.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,662.22 : 1,042,134.36 = 479,482.54 : x
  2. Step 2: Convert to fraction form
    695,662.22/1,042,134.36 = 479,482.54/x
  3. Step 3: Cross multiply
    695,662.22x = 1,042,134.36 × 479,482.54
  4. Step 4: Simplify right side
    695,662.22x = 499,685,225,550.68
  5. Step 5: Solve for x
    x = 499,685,225,550.68/695,662.22
  6. Step 6: Final answer
    x = 718,287.14

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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.