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Finding the Fourth Proportional to 454,099.16, 626,676.28 and 252,895.16

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Solution

The fourth proportional to 454,099.16, 626,676.28 and 252,895.16 is: 349,006.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,099.16 : 626,676.28 = 252,895.16 : x
  2. Step 2: Convert to fraction form
    454,099.16/626,676.28 = 252,895.16/x
  3. Step 3: Cross multiply
    454,099.16x = 626,676.28 × 252,895.16
  4. Step 4: Simplify right side
    454,099.16x = 158,483,393,700.95
  5. Step 5: Solve for x
    x = 158,483,393,700.95/454,099.16
  6. Step 6: Final answer
    x = 349,006.14

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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.