Home / 769,435.98-1,061,841.67-425,277.34

Finding the Fourth Proportional to 769,435.98, 1,061,841.67 and 425,277.34

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Solution

The fourth proportional to 769,435.98, 1,061,841.67 and 425,277.34 is: 586,893.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,435.98 : 1,061,841.67 = 425,277.34 : x
  2. Step 2: Convert to fraction form
    769,435.98/1,061,841.67 = 425,277.34/x
  3. Step 3: Cross multiply
    769,435.98x = 1,061,841.67 × 425,277.34
  4. Step 4: Simplify right side
    769,435.98x = 451,577,199,593.15
  5. Step 5: Solve for x
    x = 451,577,199,593.15/769,435.98
  6. Step 6: Final answer
    x = 586,893.79

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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.