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Finding the Fourth Proportional to 396,246.75, 594,368.07 and 96,728.91

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Solution

The fourth proportional to 396,246.75, 594,368.07 and 96,728.91 is: 145,092.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    396,246.75 : 594,368.07 = 96,728.91 : x
  2. Step 2: Convert to fraction form
    396,246.75/594,368.07 = 96,728.91/x
  3. Step 3: Cross multiply
    396,246.75x = 594,368.07 × 96,728.91
  4. Step 4: Simplify right side
    396,246.75x = 57,492,575,549.90
  5. Step 5: Solve for x
    x = 57,492,575,549.90/396,246.75
  6. Step 6: Final answer
    x = 145,092.86

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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.