Home / 476,166.85-657,118.23-261,326.90

Finding the Fourth Proportional to 476,166.85, 657,118.23 and 261,326.90

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Solution

The fourth proportional to 476,166.85, 657,118.23 and 261,326.90 is: 360,635.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,166.85 : 657,118.23 = 261,326.90 : x
  2. Step 2: Convert to fraction form
    476,166.85/657,118.23 = 261,326.90/x
  3. Step 3: Cross multiply
    476,166.85x = 657,118.23 × 261,326.90
  4. Step 4: Simplify right side
    476,166.85x = 171,722,669,979.39
  5. Step 5: Solve for x
    x = 171,722,669,979.39/476,166.85
  6. Step 6: Final answer
    x = 360,635.50

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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.