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Finding the Fourth Proportional to 444,774.96, 667,168.08 and 145,253.16

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Solution

The fourth proportional to 444,774.96, 667,168.08 and 145,253.16 is: 217,881.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,774.96 : 667,168.08 = 145,253.16 : x
  2. Step 2: Convert to fraction form
    444,774.96/667,168.08 = 145,253.16/x
  3. Step 3: Cross multiply
    444,774.96x = 667,168.08 × 145,253.16
  4. Step 4: Simplify right side
    444,774.96x = 96,908,271,871.13
  5. Step 5: Solve for x
    x = 96,908,271,871.13/444,774.96
  6. Step 6: Final answer
    x = 217,881.58

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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.