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Finding the Fourth Proportional to 561,855.02, 842,672.57 and 467,690.09

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Solution

The fourth proportional to 561,855.02, 842,672.57 and 467,690.09 is: 701,443.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    561,855.02 : 842,672.57 = 467,690.09 : x
  2. Step 2: Convert to fraction form
    561,855.02/842,672.57 = 467,690.09/x
  3. Step 3: Cross multiply
    561,855.02x = 842,672.57 × 467,690.09
  4. Step 4: Simplify right side
    561,855.02x = 394,109,603,552.02
  5. Step 5: Solve for x
    x = 394,109,603,552.02/561,855.02
  6. Step 6: Final answer
    x = 701,443.60

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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.