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Finding the Fourth Proportional to 609,508.32, 914,295.29 and 254,164.56

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Solution

The fourth proportional to 609,508.32, 914,295.29 and 254,164.56 is: 381,260.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,508.32 : 914,295.29 = 254,164.56 : x
  2. Step 2: Convert to fraction form
    609,508.32/914,295.29 = 254,164.56/x
  3. Step 3: Cross multiply
    609,508.32x = 914,295.29 × 254,164.56
  4. Step 4: Simplify right side
    609,508.32x = 232,381,458,822.10
  5. Step 5: Solve for x
    x = 232,381,458,822.10/609,508.32
  6. Step 6: Final answer
    x = 381,260.52

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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.