Home / 476,450.28-657,502.66-261,604.26

Finding the Fourth Proportional to 476,450.28, 657,502.66 and 261,604.26

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Solution

The fourth proportional to 476,450.28, 657,502.66 and 261,604.26 is: 361,014.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,450.28 : 657,502.66 = 261,604.26 : x
  2. Step 2: Convert to fraction form
    476,450.28/657,502.66 = 261,604.26/x
  3. Step 3: Cross multiply
    476,450.28x = 657,502.66 × 261,604.26
  4. Step 4: Simplify right side
    476,450.28x = 172,005,496,817.33
  5. Step 5: Solve for x
    x = 172,005,496,817.33/476,450.28
  6. Step 6: Final answer
    x = 361,014.58

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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.