Home / 476,945.22-658,189.64-262,085.34

Finding the Fourth Proportional to 476,945.22, 658,189.64 and 262,085.34

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Solution

The fourth proportional to 476,945.22, 658,189.64 and 262,085.34 is: 361,680.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,945.22 : 658,189.64 = 262,085.34 : x
  2. Step 2: Convert to fraction form
    476,945.22/658,189.64 = 262,085.34/x
  3. Step 3: Cross multiply
    476,945.22x = 658,189.64 × 262,085.34
  4. Step 4: Simplify right side
    476,945.22x = 172,501,856,239.09
  5. Step 5: Solve for x
    x = 172,501,856,239.09/476,945.22
  6. Step 6: Final answer
    x = 361,680.65

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1.5x scale

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.