Home / 938,334.20-1,407,501.45-228,362.24

Finding the Fourth Proportional to 938,334.20, 1,407,501.45 and 228,362.24

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Solution

The fourth proportional to 938,334.20, 1,407,501.45 and 228,362.24 is: 342,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,334.20 : 1,407,501.45 = 228,362.24 : x
  2. Step 2: Convert to fraction form
    938,334.20/1,407,501.45 = 228,362.24/x
  3. Step 3: Cross multiply
    938,334.20x = 1,407,501.45 × 228,362.24
  4. Step 4: Simplify right side
    938,334.20x = 321,420,187,444.00
  5. Step 5: Solve for x
    x = 321,420,187,444.00/938,334.20
  6. Step 6: Final answer
    x = 342,543.40

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Double scale
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Similar ratio
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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.