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Finding the Fourth Proportional to 444,302.20, 665,870.10 and 177,844.60

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Solution

The fourth proportional to 444,302.20, 665,870.10 and 177,844.60 is: 266,533.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,302.20 : 665,870.10 = 177,844.60 : x
  2. Step 2: Convert to fraction form
    444,302.20/665,870.10 = 177,844.60/x
  3. Step 3: Cross multiply
    444,302.20x = 665,870.10 × 177,844.60
  4. Step 4: Simplify right side
    444,302.20x = 118,421,401,586.46
  5. Step 5: Solve for x
    x = 118,421,401,586.46/444,302.20
  6. Step 6: Final answer
    x = 266,533.46

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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.