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Finding the Fourth Proportional to 273,026.60, 409,442.70 and 123,338.60

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Solution

The fourth proportional to 273,026.60, 409,442.70 and 123,338.60 is: 184,963.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,026.60 : 409,442.70 = 123,338.60 : x
  2. Step 2: Convert to fraction form
    273,026.60/409,442.70 = 123,338.60/x
  3. Step 3: Cross multiply
    273,026.60x = 409,442.70 × 123,338.60
  4. Step 4: Simplify right side
    273,026.60x = 50,500,089,398.22
  5. Step 5: Solve for x
    x = 50,500,089,398.22/273,026.60
  6. Step 6: Final answer
    x = 184,963.99

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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.