Home / 751,651.51-1,127,357.23-219,047.95

Finding the Fourth Proportional to 751,651.51, 1,127,357.23 and 219,047.95

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Solution

The fourth proportional to 751,651.51, 1,127,357.23 and 219,047.95 is: 328,536.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,651.51 : 1,127,357.23 = 219,047.95 : x
  2. Step 2: Convert to fraction form
    751,651.51/1,127,357.23 = 219,047.95/x
  3. Step 3: Cross multiply
    751,651.51x = 1,127,357.23 × 219,047.95
  4. Step 4: Simplify right side
    751,651.51x = 246,945,290,149.18
  5. Step 5: Solve for x
    x = 246,945,290,149.18/751,651.51
  6. Step 6: Final answer
    x = 328,536.94

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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.