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Finding the Fourth Proportional to 799,617.10, 1,102,757.03 and 663,435.34

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Solution

The fourth proportional to 799,617.10, 1,102,757.03 and 663,435.34 is: 914,947.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,617.10 : 1,102,757.03 = 663,435.34 : x
  2. Step 2: Convert to fraction form
    799,617.10/1,102,757.03 = 663,435.34/x
  3. Step 3: Cross multiply
    799,617.10x = 1,102,757.03 × 663,435.34
  4. Step 4: Simplify right side
    799,617.10x = 731,607,985,135.44
  5. Step 5: Solve for x
    x = 731,607,985,135.44/799,617.10
  6. Step 6: Final answer
    x = 914,947.90

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1.5x scale

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.