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Finding the Fourth Proportional to 444,817.79, 667,271.34 and 124,970.39

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Solution

The fourth proportional to 444,817.79, 667,271.34 and 124,970.39 is: 187,468.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,817.79 : 667,271.34 = 124,970.39 : x
  2. Step 2: Convert to fraction form
    444,817.79/667,271.34 = 124,970.39/x
  3. Step 3: Cross multiply
    444,817.79x = 667,271.34 × 124,970.39
  4. Step 4: Simplify right side
    444,817.79x = 83,389,159,595.62
  5. Step 5: Solve for x
    x = 83,389,159,595.62/444,817.79
  6. Step 6: Final answer
    x = 187,468.13

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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.