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Finding the Fourth Proportional to 273,280.68, 409,906.24 and 83,741.59

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Solution

The fourth proportional to 273,280.68, 409,906.24 and 83,741.59 is: 125,607.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,280.68 : 409,906.24 = 83,741.59 : x
  2. Step 2: Convert to fraction form
    273,280.68/409,906.24 = 83,741.59/x
  3. Step 3: Cross multiply
    273,280.68x = 409,906.24 × 83,741.59
  4. Step 4: Simplify right side
    273,280.68x = 34,326,199,838.48
  5. Step 5: Solve for x
    x = 34,326,199,838.48/273,280.68
  6. Step 6: Final answer
    x = 125,607.86

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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.