Home / 331,375.30-457,297.86-180,472.30

Finding the Fourth Proportional to 331,375.30, 457,297.86 and 180,472.30

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Solution

The fourth proportional to 331,375.30, 457,297.86 and 180,472.30 is: 249,051.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,375.30 : 457,297.86 = 180,472.30 : x
  2. Step 2: Convert to fraction form
    331,375.30/457,297.86 = 180,472.30/x
  3. Step 3: Cross multiply
    331,375.30x = 457,297.86 × 180,472.30
  4. Step 4: Simplify right side
    331,375.30x = 82,529,596,579.28
  5. Step 5: Solve for x
    x = 82,529,596,579.28/331,375.30
  6. Step 6: Final answer
    x = 249,051.74

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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.