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Finding the Fourth Proportional to 609,228.24, 914,046.48 and 210,144.48

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Solution

The fourth proportional to 609,228.24, 914,046.48 and 210,144.48 is: 315,287.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,228.24 : 914,046.48 = 210,144.48 : x
  2. Step 2: Convert to fraction form
    609,228.24/914,046.48 = 210,144.48/x
  3. Step 3: Cross multiply
    609,228.24x = 914,046.48 × 210,144.48
  4. Step 4: Simplify right side
    609,228.24x = 192,081,822,235.43
  5. Step 5: Solve for x
    x = 192,081,822,235.43/609,228.24
  6. Step 6: Final answer
    x = 315,287.13

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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.