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Finding the Fourth Proportional to 444,307.20, 665,877.60 and 177,849.60

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Solution

The fourth proportional to 444,307.20, 665,877.60 and 177,849.60 is: 266,540.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,307.20 : 665,877.60 = 177,849.60 : x
  2. Step 2: Convert to fraction form
    444,307.20/665,877.60 = 177,849.60/x
  3. Step 3: Cross multiply
    444,307.20x = 665,877.60 × 177,849.60
  4. Step 4: Simplify right side
    444,307.20x = 118,426,064,808.96
  5. Step 5: Solve for x
    x = 118,426,064,808.96/444,307.20
  6. Step 6: Final answer
    x = 266,540.95

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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.