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Finding the Fourth Proportional to 329,373.84, 494,066.28 and 92,722.20

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Solution

The fourth proportional to 329,373.84, 494,066.28 and 92,722.20 is: 139,084.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,373.84 : 494,066.28 = 92,722.20 : x
  2. Step 2: Convert to fraction form
    329,373.84/494,066.28 = 92,722.20/x
  3. Step 3: Cross multiply
    329,373.84x = 494,066.28 × 92,722.20
  4. Step 4: Simplify right side
    329,373.84x = 45,810,912,427.42
  5. Step 5: Solve for x
    x = 45,810,912,427.42/329,373.84
  6. Step 6: Final answer
    x = 139,084.85

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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.