Home / 490,961.09-736,208.96-171,001.37

Finding the Fourth Proportional to 490,961.09, 736,208.96 and 171,001.37

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Solution

The fourth proportional to 490,961.09, 736,208.96 and 171,001.37 is: 256,421.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,961.09 : 736,208.96 = 171,001.37 : x
  2. Step 2: Convert to fraction form
    490,961.09/736,208.96 = 171,001.37/x
  3. Step 3: Cross multiply
    490,961.09x = 736,208.96 × 171,001.37
  4. Step 4: Simplify right side
    490,961.09x = 125,892,736,230.22
  5. Step 5: Solve for x
    x = 125,892,736,230.22/490,961.09
  6. Step 6: Final answer
    x = 256,421.01

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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.