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Finding the Fourth Proportional to 477,436.16, 716,163.15 and 382,224.11

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Solution

The fourth proportional to 477,436.16, 716,163.15 and 382,224.11 is: 573,343.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,436.16 : 716,163.15 = 382,224.11 : x
  2. Step 2: Convert to fraction form
    477,436.16/716,163.15 = 382,224.11/x
  3. Step 3: Cross multiply
    477,436.16x = 716,163.15 × 382,224.11
  4. Step 4: Simplify right side
    477,436.16x = 273,734,819,042.73
  5. Step 5: Solve for x
    x = 273,734,819,042.73/477,436.16
  6. Step 6: Final answer
    x = 573,343.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.