Home / 476,169.48-657,132.82-261,317.30

Finding the Fourth Proportional to 476,169.48, 657,132.82 and 261,317.30

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Solution

The fourth proportional to 476,169.48, 657,132.82 and 261,317.30 is: 360,628.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,169.48 : 657,132.82 = 261,317.30 : x
  2. Step 2: Convert to fraction form
    476,169.48/657,132.82 = 261,317.30/x
  3. Step 3: Cross multiply
    476,169.48x = 657,132.82 × 261,317.30
  4. Step 4: Simplify right side
    476,169.48x = 171,720,170,324.83
  5. Step 5: Solve for x
    x = 171,720,170,324.83/476,169.48
  6. Step 6: Final answer
    x = 360,628.26

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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.