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Finding the Fourth Proportional to 800,274.96, 1,104,363.88 and 437,697.70

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Solution

The fourth proportional to 800,274.96, 1,104,363.88 and 437,697.70 is: 604,014.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    800,274.96 : 1,104,363.88 = 437,697.70 : x
  2. Step 2: Convert to fraction form
    800,274.96/1,104,363.88 = 437,697.70/x
  3. Step 3: Cross multiply
    800,274.96x = 1,104,363.88 × 437,697.70
  4. Step 4: Simplify right side
    800,274.96x = 483,377,526,383.92
  5. Step 5: Solve for x
    x = 483,377,526,383.92/800,274.96
  6. Step 6: Final answer
    x = 604,014.31

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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.