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Finding the Fourth Proportional to 609,137.24, 840,619.30 and 333,490.44

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Solution

The fourth proportional to 609,137.24, 840,619.30 and 333,490.44 is: 460,222.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,137.24 : 840,619.30 = 333,490.44 : x
  2. Step 2: Convert to fraction form
    609,137.24/840,619.30 = 333,490.44/x
  3. Step 3: Cross multiply
    609,137.24x = 840,619.30 × 333,490.44
  4. Step 4: Simplify right side
    609,137.24x = 280,338,498,444.90
  5. Step 5: Solve for x
    x = 280,338,498,444.90/609,137.24
  6. Step 6: Final answer
    x = 460,222.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.