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Finding the Fourth Proportional to 444,104.40, 665,926.20 and 163,477.20

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Solution

The fourth proportional to 444,104.40, 665,926.20 and 163,477.20 is: 245,130.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,104.40 : 665,926.20 = 163,477.20 : x
  2. Step 2: Convert to fraction form
    444,104.40/665,926.20 = 163,477.20/x
  3. Step 3: Cross multiply
    444,104.40x = 665,926.20 × 163,477.20
  4. Step 4: Simplify right side
    444,104.40x = 108,863,750,582.64
  5. Step 5: Solve for x
    x = 108,863,750,582.64/444,104.40
  6. Step 6: Final answer
    x = 245,130.99

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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.