Home / 808,627.78-1,213,086.92-276,024.25

Finding the Fourth Proportional to 808,627.78, 1,213,086.92 and 276,024.25

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Solution

The fourth proportional to 808,627.78, 1,213,086.92 and 276,024.25 is: 414,085.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    808,627.78 : 1,213,086.92 = 276,024.25 : x
  2. Step 2: Convert to fraction form
    808,627.78/1,213,086.92 = 276,024.25/x
  3. Step 3: Cross multiply
    808,627.78x = 1,213,086.92 × 276,024.25
  4. Step 4: Simplify right side
    808,627.78x = 334,841,407,277.81
  5. Step 5: Solve for x
    x = 334,841,407,277.81/808,627.78
  6. Step 6: Final answer
    x = 414,085.96

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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.