Home / 809,300.07-1,116,843.39-446,724.24

Finding the Fourth Proportional to 809,300.07, 1,116,843.39 and 446,724.24

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Solution

The fourth proportional to 809,300.07, 1,116,843.39 and 446,724.24 is: 616,484.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,300.07 : 1,116,843.39 = 446,724.24 : x
  2. Step 2: Convert to fraction form
    809,300.07/1,116,843.39 = 446,724.24/x
  3. Step 3: Cross multiply
    809,300.07x = 1,116,843.39 × 446,724.24
  4. Step 4: Simplify right side
    809,300.07x = 498,921,014,596.77
  5. Step 5: Solve for x
    x = 498,921,014,596.77/809,300.07
  6. Step 6: Final answer
    x = 616,484.58

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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.