Home / 320,698.04-442,556.76-177,458.04

Finding the Fourth Proportional to 320,698.04, 442,556.76 and 177,458.04

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Solution

The fourth proportional to 320,698.04, 442,556.76 and 177,458.04 is: 244,888.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,698.04 : 442,556.76 = 177,458.04 : x
  2. Step 2: Convert to fraction form
    320,698.04/442,556.76 = 177,458.04/x
  3. Step 3: Cross multiply
    320,698.04x = 442,556.76 × 177,458.04
  4. Step 4: Simplify right side
    320,698.04x = 78,535,255,883.82
  5. Step 5: Solve for x
    x = 78,535,255,883.82/320,698.04
  6. Step 6: Final answer
    x = 244,888.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.