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Finding the Fourth Proportional to 444,004.95, 666,013.50 and 144,487.11

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Solution

The fourth proportional to 444,004.95, 666,013.50 and 144,487.11 is: 216,732.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,004.95 : 666,013.50 = 144,487.11 : x
  2. Step 2: Convert to fraction form
    444,004.95/666,013.50 = 144,487.11/x
  3. Step 3: Cross multiply
    444,004.95x = 666,013.50 × 144,487.11
  4. Step 4: Simplify right side
    444,004.95x = 96,230,365,835.99
  5. Step 5: Solve for x
    x = 96,230,365,835.99/444,004.95
  6. Step 6: Final answer
    x = 216,732.64

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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.