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Finding the Fourth Proportional to 844,484.88, 1,266,810.30 and 245,451

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Solution

The fourth proportional to 844,484.88, 1,266,810.30 and 245,451 is: 368,200.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    844,484.88 : 1,266,810.30 = 245,451 : x
  2. Step 2: Convert to fraction form
    844,484.88/1,266,810.30 = 245,451/x
  3. Step 3: Cross multiply
    844,484.88x = 1,266,810.30 × 245,451
  4. Step 4: Simplify right side
    844,484.88x = 310,939,854,945.30
  5. Step 5: Solve for x
    x = 310,939,854,945.30/844,484.88
  6. Step 6: Final answer
    x = 368,200.62

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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.