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Finding the Fourth Proportional to 273,799.48, 409,700.09 and 161,533.48

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Solution

The fourth proportional to 273,799.48, 409,700.09 and 161,533.48 is: 241,710.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,799.48 : 409,700.09 = 161,533.48 : x
  2. Step 2: Convert to fraction form
    273,799.48/409,700.09 = 161,533.48/x
  3. Step 3: Cross multiply
    273,799.48x = 409,700.09 × 161,533.48
  4. Step 4: Simplify right side
    273,799.48x = 66,180,281,294.01
  5. Step 5: Solve for x
    x = 66,180,281,294.01/273,799.48
  6. Step 6: Final answer
    x = 241,710.76

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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.