Home / 766,629.23-1,057,949.78-460,710.27

Finding the Fourth Proportional to 766,629.23, 1,057,949.78 and 460,710.27

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Solution

The fourth proportional to 766,629.23, 1,057,949.78 and 460,710.27 is: 635,781.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,629.23 : 1,057,949.78 = 460,710.27 : x
  2. Step 2: Convert to fraction form
    766,629.23/1,057,949.78 = 460,710.27/x
  3. Step 3: Cross multiply
    766,629.23x = 1,057,949.78 × 460,710.27
  4. Step 4: Simplify right side
    766,629.23x = 487,408,326,486.69
  5. Step 5: Solve for x
    x = 487,408,326,486.69/766,629.23
  6. Step 6: Final answer
    x = 635,781.04

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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.