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Finding the Fourth Proportional to 489,076.44, 733,565.52 and 134,126.16

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Solution

The fourth proportional to 489,076.44, 733,565.52 and 134,126.16 is: 201,175.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,076.44 : 733,565.52 = 134,126.16 : x
  2. Step 2: Convert to fraction form
    489,076.44/733,565.52 = 134,126.16/x
  3. Step 3: Cross multiply
    489,076.44x = 733,565.52 × 134,126.16
  4. Step 4: Simplify right side
    489,076.44x = 98,390,326,306.00
  5. Step 5: Solve for x
    x = 98,390,326,306.00/489,076.44
  6. Step 6: Final answer
    x = 201,175.76

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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.