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Finding the Fourth Proportional to 477,194.82, 658,541.43 and 262,340.30

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Solution

The fourth proportional to 477,194.82, 658,541.43 and 262,340.30 is: 362,036.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,194.82 : 658,541.43 = 262,340.30 : x
  2. Step 2: Convert to fraction form
    477,194.82/658,541.43 = 262,340.30/x
  3. Step 3: Cross multiply
    477,194.82x = 658,541.43 × 262,340.30
  4. Step 4: Simplify right side
    477,194.82x = 172,761,956,308.63
  5. Step 5: Solve for x
    x = 172,761,956,308.63/477,194.82
  6. Step 6: Final answer
    x = 362,036.53

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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.