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Finding the Fourth Proportional to 477,243.32, 658,600.20 and 262,384.88

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Solution

The fourth proportional to 477,243.32, 658,600.20 and 262,384.88 is: 362,093.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,243.32 : 658,600.20 = 262,384.88 : x
  2. Step 2: Convert to fraction form
    477,243.32/658,600.20 = 262,384.88/x
  3. Step 3: Cross multiply
    477,243.32x = 658,600.20 × 262,384.88
  4. Step 4: Simplify right side
    477,243.32x = 172,806,731,151.98
  5. Step 5: Solve for x
    x = 172,806,731,151.98/477,243.32
  6. Step 6: Final answer
    x = 362,093.56

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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.