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Finding the Fourth Proportional to 501,180.22, 751,749.78 and 181,339.67

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Solution

The fourth proportional to 501,180.22, 751,749.78 and 181,339.67 is: 272,002.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,180.22 : 751,749.78 = 181,339.67 : x
  2. Step 2: Convert to fraction form
    501,180.22/751,749.78 = 181,339.67/x
  3. Step 3: Cross multiply
    501,180.22x = 751,749.78 × 181,339.67
  4. Step 4: Simplify right side
    501,180.22x = 136,322,058,907.15
  5. Step 5: Solve for x
    x = 136,322,058,907.15/501,180.22
  6. Step 6: Final answer
    x = 272,002.07

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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.