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Finding the Fourth Proportional to 367,008.23, 550,512.35 and 260,720.03

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Solution

The fourth proportional to 367,008.23, 550,512.35 and 260,720.03 is: 391,080.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,008.23 : 550,512.35 = 260,720.03 : x
  2. Step 2: Convert to fraction form
    367,008.23/550,512.35 = 260,720.03/x
  3. Step 3: Cross multiply
    367,008.23x = 550,512.35 × 260,720.03
  4. Step 4: Simplify right side
    367,008.23x = 143,529,592,351.21
  5. Step 5: Solve for x
    x = 143,529,592,351.21/367,008.23
  6. Step 6: Final answer
    x = 391,080.04

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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.