Home / 685,042.47-1,027,567.96-179,598.91

Finding the Fourth Proportional to 685,042.47, 1,027,567.96 and 179,598.91

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Solution

The fourth proportional to 685,042.47, 1,027,567.96 and 179,598.91 is: 269,399.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    685,042.47 : 1,027,567.96 = 179,598.91 : x
  2. Step 2: Convert to fraction form
    685,042.47/1,027,567.96 = 179,598.91/x
  3. Step 3: Cross multiply
    685,042.47x = 1,027,567.96 × 179,598.91
  4. Step 4: Simplify right side
    685,042.47x = 184,550,085,566.92
  5. Step 5: Solve for x
    x = 184,550,085,566.92/685,042.47
  6. Step 6: Final answer
    x = 269,399.48

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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.