Home / 751,651.64-1,127,357.42-219,048.08

Finding the Fourth Proportional to 751,651.64, 1,127,357.42 and 219,048.08

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Solution

The fourth proportional to 751,651.64, 1,127,357.42 and 219,048.08 is: 328,537.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,651.64 : 1,127,357.42 = 219,048.08 : x
  2. Step 2: Convert to fraction form
    751,651.64/1,127,357.42 = 219,048.08/x
  3. Step 3: Cross multiply
    751,651.64x = 1,127,357.42 × 219,048.08
  4. Step 4: Simplify right side
    751,651.64x = 246,945,478,324.75
  5. Step 5: Solve for x
    x = 246,945,478,324.75/751,651.64
  6. Step 6: Final answer
    x = 328,537.14

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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.