Home / 809,500.08-1,117,087.87-446,917.35

Finding the Fourth Proportional to 809,500.08, 1,117,087.87 and 446,917.35

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Solution

The fourth proportional to 809,500.08, 1,117,087.87 and 446,917.35 is: 616,733.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,500.08 : 1,117,087.87 = 446,917.35 : x
  2. Step 2: Convert to fraction form
    809,500.08/1,117,087.87 = 446,917.35/x
  3. Step 3: Cross multiply
    809,500.08x = 1,117,087.87 × 446,917.35
  4. Step 4: Simplify right side
    809,500.08x = 499,245,950,577.55
  5. Step 5: Solve for x
    x = 499,245,950,577.55/809,500.08
  6. Step 6: Final answer
    x = 616,733.66

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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.