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Finding the Fourth Proportional to 895,676.88, 1,236,028.68 and 493,266

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Solution

The fourth proportional to 895,676.88, 1,236,028.68 and 493,266 is: 680,704.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    895,676.88 : 1,236,028.68 = 493,266 : x
  2. Step 2: Convert to fraction form
    895,676.88/1,236,028.68 = 493,266/x
  3. Step 3: Cross multiply
    895,676.88x = 1,236,028.68 × 493,266
  4. Step 4: Simplify right side
    895,676.88x = 609,690,922,868.88
  5. Step 5: Solve for x
    x = 609,690,922,868.88/895,676.88
  6. Step 6: Final answer
    x = 680,704.10

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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.