Home / 499,056.49-748,799.19-162,200.37

Finding the Fourth Proportional to 499,056.49, 748,799.19 and 162,200.37

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Solution

The fourth proportional to 499,056.49, 748,799.19 and 162,200.37 is: 243,370.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    499,056.49 : 748,799.19 = 162,200.37 : x
  2. Step 2: Convert to fraction form
    499,056.49/748,799.19 = 162,200.37/x
  3. Step 3: Cross multiply
    499,056.49x = 748,799.19 × 162,200.37
  4. Step 4: Simplify right side
    499,056.49x = 121,455,505,673.70
  5. Step 5: Solve for x
    x = 121,455,505,673.70/499,056.49
  6. Step 6: Final answer
    x = 243,370.26

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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.