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Finding the Fourth Proportional to 370,375.42, 552,325.73 and 329,551.42

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Solution

The fourth proportional to 370,375.42, 552,325.73 and 329,551.42 is: 491,446.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,375.42 : 552,325.73 = 329,551.42 : x
  2. Step 2: Convert to fraction form
    370,375.42/552,325.73 = 329,551.42/x
  3. Step 3: Cross multiply
    370,375.42x = 552,325.73 × 329,551.42
  4. Step 4: Simplify right side
    370,375.42x = 182,019,728,624.04
  5. Step 5: Solve for x
    x = 182,019,728,624.04/370,375.42
  6. Step 6: Final answer
    x = 491,446.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.