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Finding the Fourth Proportional to 467,859.40, 701,789.10 and 454,737.40

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Solution

The fourth proportional to 467,859.40, 701,789.10 and 454,737.40 is: 682,106.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,859.40 : 701,789.10 = 454,737.40 : x
  2. Step 2: Convert to fraction form
    467,859.40/701,789.10 = 454,737.40/x
  3. Step 3: Cross multiply
    467,859.40x = 701,789.10 × 454,737.40
  4. Step 4: Simplify right side
    467,859.40x = 319,129,750,682.34
  5. Step 5: Solve for x
    x = 319,129,750,682.34/467,859.40
  6. Step 6: Final answer
    x = 682,106.10

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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.