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Finding the Fourth Proportional to 444,245.73, 666,368.10 and 144,725.88

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Solution

The fourth proportional to 444,245.73, 666,368.10 and 144,725.88 is: 217,088.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,245.73 : 666,368.10 = 144,725.88 : x
  2. Step 2: Convert to fraction form
    444,245.73/666,368.10 = 144,725.88/x
  3. Step 3: Cross multiply
    444,245.73x = 666,368.10 × 144,725.88
  4. Step 4: Simplify right side
    444,245.73x = 96,440,709,676.43
  5. Step 5: Solve for x
    x = 96,440,709,676.43/444,245.73
  6. Step 6: Final answer
    x = 217,088.66

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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.