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Finding the Fourth Proportional to 273,780.05, 409,809.71 and 174,052.85

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Solution

The fourth proportional to 273,780.05, 409,809.71 and 174,052.85 is: 260,532.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,780.05 : 409,809.71 = 174,052.85 : x
  2. Step 2: Convert to fraction form
    273,780.05/409,809.71 = 174,052.85/x
  3. Step 3: Cross multiply
    273,780.05x = 409,809.71 × 174,052.85
  4. Step 4: Simplify right side
    273,780.05x = 71,328,546,369.26
  5. Step 5: Solve for x
    x = 71,328,546,369.26/273,780.05
  6. Step 6: Final answer
    x = 260,532.31

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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.