Home / 809,493.39-1,117,071.95-446,909.85

Finding the Fourth Proportional to 809,493.39, 1,117,071.95 and 446,909.85

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Solution

The fourth proportional to 809,493.39, 1,117,071.95 and 446,909.85 is: 616,719.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,493.39 : 1,117,071.95 = 446,909.85 : x
  2. Step 2: Convert to fraction form
    809,493.39/1,117,071.95 = 446,909.85/x
  3. Step 3: Cross multiply
    809,493.39x = 1,117,071.95 × 446,909.85
  4. Step 4: Simplify right side
    809,493.39x = 499,230,455,379.16
  5. Step 5: Solve for x
    x = 499,230,455,379.16/809,493.39
  6. Step 6: Final answer
    x = 616,719.62

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.