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Finding the Fourth Proportional to 444,847.83, 666,954.63 and 208,061.34

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Solution

The fourth proportional to 444,847.83, 666,954.63 and 208,061.34 is: 311,943.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,847.83 : 666,954.63 = 208,061.34 : x
  2. Step 2: Convert to fraction form
    444,847.83/666,954.63 = 208,061.34/x
  3. Step 3: Cross multiply
    444,847.83x = 666,954.63 × 208,061.34
  4. Step 4: Simplify right side
    444,847.83x = 138,767,474,037.00
  5. Step 5: Solve for x
    x = 138,767,474,037.00/444,847.83
  6. Step 6: Final answer
    x = 311,943.69

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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.