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Finding the Fourth Proportional to 607,193.85, 837,911.55 and 335,255.90

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Solution

The fourth proportional to 607,193.85, 837,911.55 and 335,255.90 is: 462,644.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,193.85 : 837,911.55 = 335,255.90 : x
  2. Step 2: Convert to fraction form
    607,193.85/837,911.55 = 335,255.90/x
  3. Step 3: Cross multiply
    607,193.85x = 837,911.55 × 335,255.90
  4. Step 4: Simplify right side
    607,193.85x = 280,914,787,883.30
  5. Step 5: Solve for x
    x = 280,914,787,883.30/607,193.85
  6. Step 6: Final answer
    x = 462,644.32

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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.