Home / 809,480.88-1,117,077.12-446,904.24

Finding the Fourth Proportional to 809,480.88, 1,117,077.12 and 446,904.24

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Solution

The fourth proportional to 809,480.88, 1,117,077.12 and 446,904.24 is: 616,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,480.88 : 1,117,077.12 = 446,904.24 : x
  2. Step 2: Convert to fraction form
    809,480.88/1,117,077.12 = 446,904.24/x
  3. Step 3: Cross multiply
    809,480.88x = 1,117,077.12 × 446,904.24
  4. Step 4: Simplify right side
    809,480.88x = 499,226,501,334.99
  5. Step 5: Solve for x
    x = 499,226,501,334.99/809,480.88
  6. Step 6: Final answer
    x = 616,724.27

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Double scale
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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.