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Finding the Fourth Proportional to 273,443.84, 409,575.27 and 266,751.62

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Solution

The fourth proportional to 273,443.84, 409,575.27 and 266,751.62 is: 399,551.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,443.84 : 409,575.27 = 266,751.62 : x
  2. Step 2: Convert to fraction form
    273,443.84/409,575.27 = 266,751.62/x
  3. Step 3: Cross multiply
    273,443.84x = 409,575.27 × 266,751.62
  4. Step 4: Simplify right side
    273,443.84x = 109,254,865,272.15
  5. Step 5: Solve for x
    x = 109,254,865,272.15/273,443.84
  6. Step 6: Final answer
    x = 399,551.39

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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.