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Finding the Fourth Proportional to 446,963.70, 669,927.15 and 180,549.30

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Solution

The fourth proportional to 446,963.70, 669,927.15 and 180,549.30 is: 270,614.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,963.70 : 669,927.15 = 180,549.30 : x
  2. Step 2: Convert to fraction form
    446,963.70/669,927.15 = 180,549.30/x
  3. Step 3: Cross multiply
    446,963.70x = 669,927.15 × 180,549.30
  4. Step 4: Simplify right side
    446,963.70x = 120,954,877,983.50
  5. Step 5: Solve for x
    x = 120,954,877,983.50/446,963.70
  6. Step 6: Final answer
    x = 270,614.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.