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Finding the Fourth Proportional to 323,289.48, 446,153.31 and 180,049.50

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Solution

The fourth proportional to 323,289.48, 446,153.31 and 180,049.50 is: 248,476.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,289.48 : 446,153.31 = 180,049.50 : x
  2. Step 2: Convert to fraction form
    323,289.48/446,153.31 = 180,049.50/x
  3. Step 3: Cross multiply
    323,289.48x = 446,153.31 × 180,049.50
  4. Step 4: Simplify right side
    323,289.48x = 80,329,680,388.85
  5. Step 5: Solve for x
    x = 80,329,680,388.85/323,289.48
  6. Step 6: Final answer
    x = 248,476.01

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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.