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Finding the Fourth Proportional to 264,524.43, 394,264.48 and 249,580.11

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Solution

The fourth proportional to 264,524.43, 394,264.48 and 249,580.11 is: 371,990.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,524.43 : 394,264.48 = 249,580.11 : x
  2. Step 2: Convert to fraction form
    264,524.43/394,264.48 = 249,580.11/x
  3. Step 3: Cross multiply
    264,524.43x = 394,264.48 × 249,580.11
  4. Step 4: Simplify right side
    264,524.43x = 98,400,571,663.54
  5. Step 5: Solve for x
    x = 98,400,571,663.54/264,524.43
  6. Step 6: Final answer
    x = 371,990.49

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.