Home / 766,201.10-1,057,357.49-444,098.03

Finding the Fourth Proportional to 766,201.10, 1,057,357.49 and 444,098.03

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Solution

The fourth proportional to 766,201.10, 1,057,357.49 and 444,098.03 is: 612,855.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,201.10 : 1,057,357.49 = 444,098.03 : x
  2. Step 2: Convert to fraction form
    766,201.10/1,057,357.49 = 444,098.03/x
  3. Step 3: Cross multiply
    766,201.10x = 1,057,357.49 × 444,098.03
  4. Step 4: Simplify right side
    766,201.10x = 469,570,370,807.47
  5. Step 5: Solve for x
    x = 469,570,370,807.47/766,201.10
  6. Step 6: Final answer
    x = 612,855.26

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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.