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Finding the Fourth Proportional to 244,408.17, 366,637.59 and 66,915.15

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Solution

The fourth proportional to 244,408.17, 366,637.59 and 66,915.15 is: 100,379.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,408.17 : 366,637.59 = 66,915.15 : x
  2. Step 2: Convert to fraction form
    244,408.17/366,637.59 = 66,915.15/x
  3. Step 3: Cross multiply
    244,408.17x = 366,637.59 × 66,915.15
  4. Step 4: Simplify right side
    244,408.17x = 24,533,609,330.49
  5. Step 5: Solve for x
    x = 24,533,609,330.49/244,408.17
  6. Step 6: Final answer
    x = 100,379.66

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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.