Home / 331,776.56-457,849.32-180,874.64

Finding the Fourth Proportional to 331,776.56, 457,849.32 and 180,874.64

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Solution

The fourth proportional to 331,776.56, 457,849.32 and 180,874.64 is: 249,605.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,776.56 : 457,849.32 = 180,874.64 : x
  2. Step 2: Convert to fraction form
    331,776.56/457,849.32 = 180,874.64/x
  3. Step 3: Cross multiply
    331,776.56x = 457,849.32 × 180,874.64
  4. Step 4: Simplify right side
    331,776.56x = 82,813,330,929.24
  5. Step 5: Solve for x
    x = 82,813,330,929.24/331,776.56
  6. Step 6: Final answer
    x = 249,605.73

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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.