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Finding the Fourth Proportional to 673,161.26, 928,967.00 and 367,242.48

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Solution

The fourth proportional to 673,161.26, 928,967.00 and 367,242.48 is: 506,797.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,161.26 : 928,967.00 = 367,242.48 : x
  2. Step 2: Convert to fraction form
    673,161.26/928,967.00 = 367,242.48/x
  3. Step 3: Cross multiply
    673,161.26x = 928,967.00 × 367,242.48
  4. Step 4: Simplify right side
    673,161.26x = 341,156,143,081.95
  5. Step 5: Solve for x
    x = 341,156,143,081.95/673,161.26
  6. Step 6: Final answer
    x = 506,797.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.