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Finding the Fourth Proportional to 477,414.74, 658,819.18 and 262,554.80

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Solution

The fourth proportional to 477,414.74, 658,819.18 and 262,554.80 is: 362,318.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,414.74 : 658,819.18 = 262,554.80 : x
  2. Step 2: Convert to fraction form
    477,414.74/658,819.18 = 262,554.80/x
  3. Step 3: Cross multiply
    477,414.74x = 658,819.18 × 262,554.80
  4. Step 4: Simplify right side
    477,414.74x = 172,976,138,041.06
  5. Step 5: Solve for x
    x = 172,976,138,041.06/477,414.74
  6. Step 6: Final answer
    x = 362,318.39

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1.5x scale

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.