Home / 751,556.88-1,127,722.91-352,238.22

Finding the Fourth Proportional to 751,556.88, 1,127,722.91 and 352,238.22

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Solution

The fourth proportional to 751,556.88, 1,127,722.91 and 352,238.22 is: 528,538.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    751,556.88 : 1,127,722.91 = 352,238.22 : x
  2. Step 2: Convert to fraction form
    751,556.88/1,127,722.91 = 352,238.22/x
  3. Step 3: Cross multiply
    751,556.88x = 1,127,722.91 × 352,238.22
  4. Step 4: Simplify right side
    751,556.88x = 397,227,108,710.43
  5. Step 5: Solve for x
    x = 397,227,108,710.43/751,556.88
  6. Step 6: Final answer
    x = 528,538.98

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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.