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Finding the Fourth Proportional to 458,337.08, 687,495.02 and 269,992.24

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Solution

The fourth proportional to 458,337.08, 687,495.02 and 269,992.24 is: 404,982.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    458,337.08 : 687,495.02 = 269,992.24 : x
  2. Step 2: Convert to fraction form
    458,337.08/687,495.02 = 269,992.24/x
  3. Step 3: Cross multiply
    458,337.08x = 687,495.02 × 269,992.24
  4. Step 4: Simplify right side
    458,337.08x = 185,618,320,438.65
  5. Step 5: Solve for x
    x = 185,618,320,438.65/458,337.08
  6. Step 6: Final answer
    x = 404,982.12

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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.