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Finding the Fourth Proportional to 467,847.90, 701,771.85 and 454,725.90

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Solution

The fourth proportional to 467,847.90, 701,771.85 and 454,725.90 is: 682,088.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,847.90 : 701,771.85 = 454,725.90 : x
  2. Step 2: Convert to fraction form
    467,847.90/701,771.85 = 454,725.90/x
  3. Step 3: Cross multiply
    467,847.90x = 701,771.85 × 454,725.90
  4. Step 4: Simplify right side
    467,847.90x = 319,113,836,085.92
  5. Step 5: Solve for x
    x = 319,113,836,085.92/467,847.90
  6. Step 6: Final answer
    x = 682,088.85

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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.