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Finding the Fourth Proportional to 802,843.01, 1,107,949.01 and 440,266.00

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Solution

The fourth proportional to 802,843.01, 1,107,949.01 and 440,266.00 is: 607,581.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    802,843.01 : 1,107,949.01 = 440,266.00 : x
  2. Step 2: Convert to fraction form
    802,843.01/1,107,949.01 = 440,266.00/x
  3. Step 3: Cross multiply
    802,843.01x = 1,107,949.01 × 440,266.00
  4. Step 4: Simplify right side
    802,843.01x = 487,792,283,023.80
  5. Step 5: Solve for x
    x = 487,792,283,023.80/802,843.01
  6. Step 6: Final answer
    x = 607,581.15

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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.