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Finding the Fourth Proportional to 477,937.41, 659,548.63 and 263,072.86

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Solution

The fourth proportional to 477,937.41, 659,548.63 and 263,072.86 is: 363,037.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,937.41 : 659,548.63 = 263,072.86 : x
  2. Step 2: Convert to fraction form
    477,937.41/659,548.63 = 263,072.86/x
  3. Step 3: Cross multiply
    477,937.41x = 659,548.63 × 263,072.86
  4. Step 4: Simplify right side
    477,937.41x = 173,509,345,313.33
  5. Step 5: Solve for x
    x = 173,509,345,313.33/477,937.41
  6. Step 6: Final answer
    x = 363,037.80

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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.