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Finding the Fourth Proportional to 477,295.34, 658,669.97 and 262,449.23

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Solution

The fourth proportional to 477,295.34, 658,669.97 and 262,449.23 is: 362,181.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,295.34 : 658,669.97 = 262,449.23 : x
  2. Step 2: Convert to fraction form
    477,295.34/658,669.97 = 262,449.23/x
  3. Step 3: Cross multiply
    477,295.34x = 658,669.97 × 262,449.23
  4. Step 4: Simplify right side
    477,295.34x = 172,867,423,813.40
  5. Step 5: Solve for x
    x = 172,867,423,813.40/477,295.34
  6. Step 6: Final answer
    x = 362,181.26

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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.