Home / 938,349.48-1,407,504.54-228,381.48

Finding the Fourth Proportional to 938,349.48, 1,407,504.54 and 228,381.48

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Solution

The fourth proportional to 938,349.48, 1,407,504.54 and 228,381.48 is: 342,567.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,349.48 : 1,407,504.54 = 228,381.48 : x
  2. Step 2: Convert to fraction form
    938,349.48/1,407,504.54 = 228,381.48/x
  3. Step 3: Cross multiply
    938,349.48x = 1,407,504.54 × 228,381.48
  4. Step 4: Simplify right side
    938,349.48x = 321,447,969,951.92
  5. Step 5: Solve for x
    x = 321,447,969,951.92/938,349.48
  6. Step 6: Final answer
    x = 342,567.43

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1.5x scale

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.