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Finding the Fourth Proportional to 273,779.67, 409,809.15 and 174,052.47

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Solution

The fourth proportional to 273,779.67, 409,809.15 and 174,052.47 is: 260,531.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,779.67 : 409,809.15 = 174,052.47 : x
  2. Step 2: Convert to fraction form
    273,779.67/409,809.15 = 174,052.47/x
  3. Step 3: Cross multiply
    273,779.67x = 409,809.15 × 174,052.47
  4. Step 4: Simplify right side
    273,779.67x = 71,328,294,786.10
  5. Step 5: Solve for x
    x = 71,328,294,786.10/273,779.67
  6. Step 6: Final answer
    x = 260,531.74

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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.