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Finding the Fourth Proportional to 323,282.88, 446,113.44 and 180,040.32

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Solution

The fourth proportional to 323,282.88, 446,113.44 and 180,040.32 is: 248,446.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,282.88 : 446,113.44 = 180,040.32 : x
  2. Step 2: Convert to fraction form
    323,282.88/446,113.44 = 180,040.32/x
  3. Step 3: Cross multiply
    323,282.88x = 446,113.44 × 180,040.32
  4. Step 4: Simplify right side
    323,282.88x = 80,318,406,493.90
  5. Step 5: Solve for x
    x = 80,318,406,493.90/323,282.88
  6. Step 6: Final answer
    x = 248,446.21

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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.