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Finding the Fourth Proportional to 459,759.57, 634,458.26 and 266,175.44

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Solution

The fourth proportional to 459,759.57, 634,458.26 and 266,175.44 is: 367,316.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,759.57 : 634,458.26 = 266,175.44 : x
  2. Step 2: Convert to fraction form
    459,759.57/634,458.26 = 266,175.44/x
  3. Step 3: Cross multiply
    459,759.57x = 634,458.26 × 266,175.44
  4. Step 4: Simplify right side
    459,759.57x = 168,877,204,892.26
  5. Step 5: Solve for x
    x = 168,877,204,892.26/459,759.57
  6. Step 6: Final answer
    x = 367,316.35

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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.