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Finding the Fourth Proportional to 323,264.37, 446,072.90 and 180,037.74

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Solution

The fourth proportional to 323,264.37, 446,072.90 and 180,037.74 is: 248,434.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,264.37 : 446,072.90 = 180,037.74 : x
  2. Step 2: Convert to fraction form
    323,264.37/446,072.90 = 180,037.74/x
  3. Step 3: Cross multiply
    323,264.37x = 446,072.90 × 180,037.74
  4. Step 4: Simplify right side
    323,264.37x = 80,309,955,561.03
  5. Step 5: Solve for x
    x = 80,309,955,561.03/323,264.37
  6. Step 6: Final answer
    x = 248,434.30

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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.