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Finding the Fourth Proportional to 477,395.44, 658,822.62 and 262,552.12

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Solution

The fourth proportional to 477,395.44, 658,822.62 and 262,552.12 is: 362,331.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,395.44 : 658,822.62 = 262,552.12 : x
  2. Step 2: Convert to fraction form
    477,395.44/658,822.62 = 262,552.12/x
  3. Step 3: Cross multiply
    477,395.44x = 658,822.62 × 262,552.12
  4. Step 4: Simplify right side
    477,395.44x = 172,975,275,584.95
  5. Step 5: Solve for x
    x = 172,975,275,584.95/477,395.44
  6. Step 6: Final answer
    x = 362,331.23

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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.