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Finding the Fourth Proportional to 607,266.68, 910,407.83 and 252,546.21

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Solution

The fourth proportional to 607,266.68, 910,407.83 and 252,546.21 is: 378,614.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    607,266.68 : 910,407.83 = 252,546.21 : x
  2. Step 2: Convert to fraction form
    607,266.68/910,407.83 = 252,546.21/x
  3. Step 3: Cross multiply
    607,266.68x = 910,407.83 × 252,546.21
  4. Step 4: Simplify right side
    607,266.68x = 229,920,045,758.09
  5. Step 5: Solve for x
    x = 229,920,045,758.09/607,266.68
  6. Step 6: Final answer
    x = 378,614.63

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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.