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Finding the Fourth Proportional to 477,290.44, 658,677.72 and 262,446.94

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Solution

The fourth proportional to 477,290.44, 658,677.72 and 262,446.94 is: 362,186.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,290.44 : 658,677.72 = 262,446.94 : x
  2. Step 2: Convert to fraction form
    477,290.44/658,677.72 = 262,446.94/x
  3. Step 3: Cross multiply
    477,290.44x = 658,677.72 × 262,446.94
  4. Step 4: Simplify right side
    477,290.44x = 172,867,952,060.18
  5. Step 5: Solve for x
    x = 172,867,952,060.18/477,290.44
  6. Step 6: Final answer
    x = 362,186.08

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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.