Home / 416,402.02-574,636.04-225,414.96

Finding the Fourth Proportional to 416,402.02, 574,636.04 and 225,414.96

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Solution

The fourth proportional to 416,402.02, 574,636.04 and 225,414.96 is: 311,073.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,402.02 : 574,636.04 = 225,414.96 : x
  2. Step 2: Convert to fraction form
    416,402.02/574,636.04 = 225,414.96/x
  3. Step 3: Cross multiply
    416,402.02x = 574,636.04 × 225,414.96
  4. Step 4: Simplify right side
    416,402.02x = 129,531,559,971.16
  5. Step 5: Solve for x
    x = 129,531,559,971.16/416,402.02
  6. Step 6: Final answer
    x = 311,073.32

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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.