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Finding the Fourth Proportional to 477,546.17, 659,006.69 and 262,673.42

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Solution

The fourth proportional to 477,546.17, 659,006.69 and 262,673.42 is: 362,485.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,546.17 : 659,006.69 = 262,673.42 : x
  2. Step 2: Convert to fraction form
    477,546.17/659,006.69 = 262,673.42/x
  3. Step 3: Cross multiply
    477,546.17x = 659,006.69 × 262,673.42
  4. Step 4: Simplify right side
    477,546.17x = 173,103,536,456.78
  5. Step 5: Solve for x
    x = 173,103,536,456.78/477,546.17
  6. Step 6: Final answer
    x = 362,485.45

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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.