Home / 303,152.70-418,431.38-179,082.35

Finding the Fourth Proportional to 303,152.70, 418,431.38 and 179,082.35

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Solution

The fourth proportional to 303,152.70, 418,431.38 and 179,082.35 is: 247,181.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,152.70 : 418,431.38 = 179,082.35 : x
  2. Step 2: Convert to fraction form
    303,152.70/418,431.38 = 179,082.35/x
  3. Step 3: Cross multiply
    303,152.70x = 418,431.38 × 179,082.35
  4. Step 4: Simplify right side
    303,152.70x = 74,933,671,856.57
  5. Step 5: Solve for x
    x = 74,933,671,856.57/303,152.70
  6. Step 6: Final answer
    x = 247,181.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.