Home / 476,144.26-657,089.11-261,282.44

Finding the Fourth Proportional to 476,144.26, 657,089.11 and 261,282.44

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Solution

The fourth proportional to 476,144.26, 657,089.11 and 261,282.44 is: 360,575.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,144.26 : 657,089.11 = 261,282.44 : x
  2. Step 2: Convert to fraction form
    476,144.26/657,089.11 = 261,282.44/x
  3. Step 3: Cross multiply
    476,144.26x = 657,089.11 × 261,282.44
  4. Step 4: Simplify right side
    476,144.26x = 171,685,847,927.55
  5. Step 5: Solve for x
    x = 171,685,847,927.55/476,144.26
  6. Step 6: Final answer
    x = 360,575.28

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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.