Home / 459,838.05-688,760.15-222,683.41

Finding the Fourth Proportional to 459,838.05, 688,760.15 and 222,683.41

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Solution

The fourth proportional to 459,838.05, 688,760.15 and 222,683.41 is: 333,542.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,838.05 : 688,760.15 = 222,683.41 : x
  2. Step 2: Convert to fraction form
    459,838.05/688,760.15 = 222,683.41/x
  3. Step 3: Cross multiply
    459,838.05x = 688,760.15 × 222,683.41
  4. Step 4: Simplify right side
    459,838.05x = 153,375,458,874.11
  5. Step 5: Solve for x
    x = 153,375,458,874.11/459,838.05
  6. Step 6: Final answer
    x = 333,542.34

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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.