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Finding the Fourth Proportional to 322,404.96, 483,981.08 and 172,937.16

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Solution

The fourth proportional to 322,404.96, 483,981.08 and 172,937.16 is: 259,606.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,404.96 : 483,981.08 = 172,937.16 : x
  2. Step 2: Convert to fraction form
    322,404.96/483,981.08 = 172,937.16/x
  3. Step 3: Cross multiply
    322,404.96x = 483,981.08 × 172,937.16
  4. Step 4: Simplify right side
    322,404.96x = 83,698,313,468.93
  5. Step 5: Solve for x
    x = 83,698,313,468.93/322,404.96
  6. Step 6: Final answer
    x = 259,606.16

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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.