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Finding the Fourth Proportional to 273,033.76, 409,522.94 and 73,328.20

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Solution

The fourth proportional to 273,033.76, 409,522.94 and 73,328.20 is: 109,984.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,033.76 : 409,522.94 = 73,328.20 : x
  2. Step 2: Convert to fraction form
    273,033.76/409,522.94 = 73,328.20/x
  3. Step 3: Cross multiply
    273,033.76x = 409,522.94 × 73,328.20
  4. Step 4: Simplify right side
    273,033.76x = 30,029,580,048.91
  5. Step 5: Solve for x
    x = 30,029,580,048.91/273,033.76
  6. Step 6: Final answer
    x = 109,984.86

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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.