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Finding the Fourth Proportional to 273,636.09, 410,175.09 and 155,056.95

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Solution

The fourth proportional to 273,636.09, 410,175.09 and 155,056.95 is: 232,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,636.09 : 410,175.09 = 155,056.95 : x
  2. Step 2: Convert to fraction form
    273,636.09/410,175.09 = 155,056.95/x
  3. Step 3: Cross multiply
    273,636.09x = 410,175.09 × 155,056.95
  4. Step 4: Simplify right side
    273,636.09x = 63,600,498,421.38
  5. Step 5: Solve for x
    x = 63,600,498,421.38/273,636.09
  6. Step 6: Final answer
    x = 232,427.30

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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.