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Finding the Fourth Proportional to 444,726, 666,536.04 and 195,156.72

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Solution

The fourth proportional to 444,726, 666,536.04 and 195,156.72 is: 292,492.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,726 : 666,536.04 = 195,156.72 : x
  2. Step 2: Convert to fraction form
    444,726/666,536.04 = 195,156.72/x
  3. Step 3: Cross multiply
    444,726x = 666,536.04 × 195,156.72
  4. Step 4: Simplify right side
    444,726x = 130,078,987,328.19
  5. Step 5: Solve for x
    x = 130,078,987,328.19/444,726
  6. Step 6: Final answer
    x = 292,492.43

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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.