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Finding the Fourth Proportional to 477,511, 659,058.77 and 273,698.53

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Solution

The fourth proportional to 477,511, 659,058.77 and 273,698.53 is: 377,757.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,511 : 659,058.77 = 273,698.53 : x
  2. Step 2: Convert to fraction form
    477,511/659,058.77 = 273,698.53/x
  3. Step 3: Cross multiply
    477,511x = 659,058.77 × 273,698.53
  4. Step 4: Simplify right side
    477,511x = 180,383,416,532.61
  5. Step 5: Solve for x
    x = 180,383,416,532.61/477,511
  6. Step 6: Final answer
    x = 377,757.62

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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.