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Finding the Fourth Proportional to 633,831, 950,748.12 and 160,516.40

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Solution

The fourth proportional to 633,831, 950,748.12 and 160,516.40 is: 240,775.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,831 : 950,748.12 = 160,516.40 : x
  2. Step 2: Convert to fraction form
    633,831/950,748.12 = 160,516.40/x
  3. Step 3: Cross multiply
    633,831x = 950,748.12 × 160,516.40
  4. Step 4: Simplify right side
    633,831x = 152,610,665,529.17
  5. Step 5: Solve for x
    x = 152,610,665,529.17/633,831
  6. Step 6: Final answer
    x = 240,775.01

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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.