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Finding the Fourth Proportional to 297,658, 446,480.52 and 73,019.50

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Solution

The fourth proportional to 297,658, 446,480.52 and 73,019.50 is: 109,527.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,658 : 446,480.52 = 73,019.50 : x
  2. Step 2: Convert to fraction form
    297,658/446,480.52 = 73,019.50/x
  3. Step 3: Cross multiply
    297,658x = 446,480.52 × 73,019.50
  4. Step 4: Simplify right side
    297,658x = 32,601,784,330.14
  5. Step 5: Solve for x
    x = 32,601,784,330.14/297,658
  6. Step 6: Final answer
    x = 109,527.66

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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.