Home / 433,220.54-649,832.64-284,402.48

Finding the Fourth Proportional to 433,220.54, 649,832.64 and 284,402.48

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Solution

The fourth proportional to 433,220.54, 649,832.64 and 284,402.48 is: 426,604.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,220.54 : 649,832.64 = 284,402.48 : x
  2. Step 2: Convert to fraction form
    433,220.54/649,832.64 = 284,402.48/x
  3. Step 3: Cross multiply
    433,220.54x = 649,832.64 × 284,402.48
  4. Step 4: Simplify right side
    433,220.54x = 184,814,016,025.53
  5. Step 5: Solve for x
    x = 184,814,016,025.53/433,220.54
  6. Step 6: Final answer
    x = 426,604.92

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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.