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Finding the Fourth Proportional to 444,306.02, 666,390.56 and 144,785.84

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Solution

The fourth proportional to 444,306.02, 666,390.56 and 144,785.84 is: 217,156.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,306.02 : 666,390.56 = 144,785.84 : x
  2. Step 2: Convert to fraction form
    444,306.02/666,390.56 = 144,785.84/x
  3. Step 3: Cross multiply
    444,306.02x = 666,390.56 × 144,785.84
  4. Step 4: Simplify right side
    444,306.02x = 96,483,916,997.67
  5. Step 5: Solve for x
    x = 96,483,916,997.67/444,306.02
  6. Step 6: Final answer
    x = 217,156.45

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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.