Home / 459,837.05-688,758.65-222,682.41

Finding the Fourth Proportional to 459,837.05, 688,758.65 and 222,682.41

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Solution

The fourth proportional to 459,837.05, 688,758.65 and 222,682.41 is: 333,540.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,837.05 : 688,758.65 = 222,682.41 : x
  2. Step 2: Convert to fraction form
    459,837.05/688,758.65 = 222,682.41/x
  3. Step 3: Cross multiply
    459,837.05x = 688,758.65 × 222,682.41
  4. Step 4: Simplify right side
    459,837.05x = 153,374,436,647.05
  5. Step 5: Solve for x
    x = 153,374,436,647.05/459,837.05
  6. Step 6: Final answer
    x = 333,540.85

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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.