Home / 938,606.08-1,407,894.72-228,635.20

Finding the Fourth Proportional to 938,606.08, 1,407,894.72 and 228,635.20

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Solution

The fourth proportional to 938,606.08, 1,407,894.72 and 228,635.20 is: 342,949.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,606.08 : 1,407,894.72 = 228,635.20 : x
  2. Step 2: Convert to fraction form
    938,606.08/1,407,894.72 = 228,635.20/x
  3. Step 3: Cross multiply
    938,606.08x = 1,407,894.72 × 228,635.20
  4. Step 4: Simplify right side
    938,606.08x = 321,894,290,886.14
  5. Step 5: Solve for x
    x = 321,894,290,886.14/938,606.08
  6. Step 6: Final answer
    x = 342,949.29

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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.