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Finding the Fourth Proportional to 299,047.39, 412,680.23 and 163,082.41

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Solution

The fourth proportional to 299,047.39, 412,680.23 and 163,082.41 is: 225,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,047.39 : 412,680.23 = 163,082.41 : x
  2. Step 2: Convert to fraction form
    299,047.39/412,680.23 = 163,082.41/x
  3. Step 3: Cross multiply
    299,047.39x = 412,680.23 × 163,082.41
  4. Step 4: Simplify right side
    299,047.39x = 67,300,885,652.34
  5. Step 5: Solve for x
    x = 67,300,885,652.34/299,047.39
  6. Step 6: Final answer
    x = 225,050.90

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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.