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Finding the Fourth Proportional to 633,895.76, 950,843.63 and 384,052.88

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Solution

The fourth proportional to 633,895.76, 950,843.63 and 384,052.88 is: 576,079.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,895.76 : 950,843.63 = 384,052.88 : x
  2. Step 2: Convert to fraction form
    633,895.76/950,843.63 = 384,052.88/x
  3. Step 3: Cross multiply
    633,895.76x = 950,843.63 × 384,052.88
  4. Step 4: Simplify right side
    633,895.76x = 365,174,234,531.15
  5. Step 5: Solve for x
    x = 365,174,234,531.15/633,895.76
  6. Step 6: Final answer
    x = 576,079.31

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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.