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Finding the Fourth Proportional to 447,204.60, 670,806.90 and 444,580.20

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Solution

The fourth proportional to 447,204.60, 670,806.90 and 444,580.20 is: 666,870.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,204.60 : 670,806.90 = 444,580.20 : x
  2. Step 2: Convert to fraction form
    447,204.60/670,806.90 = 444,580.20/x
  3. Step 3: Cross multiply
    447,204.60x = 670,806.90 × 444,580.20
  4. Step 4: Simplify right side
    447,204.60x = 298,227,465,763.38
  5. Step 5: Solve for x
    x = 298,227,465,763.38/447,204.60
  6. Step 6: Final answer
    x = 666,870.30

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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.