Home / 809,412.66-1,116,991.13-446,837.02

Finding the Fourth Proportional to 809,412.66, 1,116,991.13 and 446,837.02

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Solution

The fourth proportional to 809,412.66, 1,116,991.13 and 446,837.02 is: 616,636.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,412.66 : 1,116,991.13 = 446,837.02 : x
  2. Step 2: Convert to fraction form
    809,412.66/1,116,991.13 = 446,837.02/x
  3. Step 3: Cross multiply
    809,412.66x = 1,116,991.13 × 446,837.02
  4. Step 4: Simplify right side
    809,412.66x = 499,112,982,868.97
  5. Step 5: Solve for x
    x = 499,112,982,868.97/809,412.66
  6. Step 6: Final answer
    x = 616,636.00

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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.