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Finding the Fourth Proportional to 477,260.28, 658,602.36 and 262,398.69

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Solution

The fourth proportional to 477,260.28, 658,602.36 and 262,398.69 is: 362,100.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,260.28 : 658,602.36 = 262,398.69 : x
  2. Step 2: Convert to fraction form
    477,260.28/658,602.36 = 262,398.69/x
  3. Step 3: Cross multiply
    477,260.28x = 658,602.36 × 262,398.69
  4. Step 4: Simplify right side
    477,260.28x = 172,816,399,826.88
  5. Step 5: Solve for x
    x = 172,816,399,826.88/477,260.28
  6. Step 6: Final answer
    x = 362,100.95

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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.