Home / 938,335.32-1,407,503.12-228,363.35

Finding the Fourth Proportional to 938,335.32, 1,407,503.12 and 228,363.35

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Solution

The fourth proportional to 938,335.32, 1,407,503.12 and 228,363.35 is: 342,545.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,335.32 : 1,407,503.12 = 228,363.35 : x
  2. Step 2: Convert to fraction form
    938,335.32/1,407,503.12 = 228,363.35/x
  3. Step 3: Cross multiply
    938,335.32x = 1,407,503.12 × 228,363.35
  4. Step 4: Simplify right side
    938,335.32x = 321,422,119,439.32
  5. Step 5: Solve for x
    x = 321,422,119,439.32/938,335.32
  6. Step 6: Final answer
    x = 342,545.05

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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.