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Finding the Fourth Proportional to 673,150.08, 928,932.16 and 371,344

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Solution

The fourth proportional to 673,150.08, 928,932.16 and 371,344 is: 512,446.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,150.08 : 928,932.16 = 371,344 : x
  2. Step 2: Convert to fraction form
    673,150.08/928,932.16 = 371,344/x
  3. Step 3: Cross multiply
    673,150.08x = 928,932.16 × 371,344
  4. Step 4: Simplify right side
    673,150.08x = 344,953,384,023.04
  5. Step 5: Solve for x
    x = 344,953,384,023.04/673,150.08
  6. Step 6: Final answer
    x = 512,446.47

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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.