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Finding the Fourth Proportional to 585,642.35, 808,180.74 and 327,516.41

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Solution

The fourth proportional to 585,642.35, 808,180.74 and 327,516.41 is: 451,969.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,642.35 : 808,180.74 = 327,516.41 : x
  2. Step 2: Convert to fraction form
    585,642.35/808,180.74 = 327,516.41/x
  3. Step 3: Cross multiply
    585,642.35x = 808,180.74 × 327,516.41
  4. Step 4: Simplify right side
    585,642.35x = 264,692,456,616.40
  5. Step 5: Solve for x
    x = 264,692,456,616.40/585,642.35
  6. Step 6: Final answer
    x = 451,969.46

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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.