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Finding the Fourth Proportional to 441,160.76, 608,910 and 250,285.88

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Solution

The fourth proportional to 441,160.76, 608,910 and 250,285.88 is: 345,455.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,160.76 : 608,910 = 250,285.88 : x
  2. Step 2: Convert to fraction form
    441,160.76/608,910 = 250,285.88/x
  3. Step 3: Cross multiply
    441,160.76x = 608,910 × 250,285.88
  4. Step 4: Simplify right side
    441,160.76x = 152,401,575,190.80
  5. Step 5: Solve for x
    x = 152,401,575,190.80/441,160.76
  6. Step 6: Final answer
    x = 345,455.87

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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.