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Finding the Fourth Proportional to 609,370.70, 914,141.10 and 254,303.33

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Solution

The fourth proportional to 609,370.70, 914,141.10 and 254,303.33 is: 381,490.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,370.70 : 914,141.10 = 254,303.33 : x
  2. Step 2: Convert to fraction form
    609,370.70/914,141.10 = 254,303.33/x
  3. Step 3: Cross multiply
    609,370.70x = 914,141.10 × 254,303.33
  4. Step 4: Simplify right side
    609,370.70x = 232,469,125,819.86
  5. Step 5: Solve for x
    x = 232,469,125,819.86/609,370.70
  6. Step 6: Final answer
    x = 381,490.49

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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.