Home / 476,145.18-657,093.96-261,299.43

Finding the Fourth Proportional to 476,145.18, 657,093.96 and 261,299.43

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Solution

The fourth proportional to 476,145.18, 657,093.96 and 261,299.43 is: 360,600.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,145.18 : 657,093.96 = 261,299.43 : x
  2. Step 2: Convert to fraction form
    476,145.18/657,093.96 = 261,299.43/x
  3. Step 3: Cross multiply
    476,145.18x = 657,093.96 × 261,299.43
  4. Step 4: Simplify right side
    476,145.18x = 171,698,277,204.44
  5. Step 5: Solve for x
    x = 171,698,277,204.44/476,145.18
  6. Step 6: Final answer
    x = 360,600.68

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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.