Home / 422,056.08-633,083.96-141,572.40

Finding the Fourth Proportional to 422,056.08, 633,083.96 and 141,572.40

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Solution

The fourth proportional to 422,056.08, 633,083.96 and 141,572.40 is: 212,358.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    422,056.08 : 633,083.96 = 141,572.40 : x
  2. Step 2: Convert to fraction form
    422,056.08/633,083.96 = 141,572.40/x
  3. Step 3: Cross multiply
    422,056.08x = 633,083.96 × 141,572.40
  4. Step 4: Simplify right side
    422,056.08x = 89,627,215,618.70
  5. Step 5: Solve for x
    x = 89,627,215,618.70/422,056.08
  6. Step 6: Final answer
    x = 212,358.55

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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.