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Finding the Fourth Proportional to 452,492.44, 624,422.46 and 251,301.40

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Solution

The fourth proportional to 452,492.44, 624,422.46 and 251,301.40 is: 346,786.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,492.44 : 624,422.46 = 251,301.40 : x
  2. Step 2: Convert to fraction form
    452,492.44/624,422.46 = 251,301.40/x
  3. Step 3: Cross multiply
    452,492.44x = 624,422.46 × 251,301.40
  4. Step 4: Simplify right side
    452,492.44x = 156,918,238,389.44
  5. Step 5: Solve for x
    x = 156,918,238,389.44/452,492.44
  6. Step 6: Final answer
    x = 346,786.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.