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Finding the Fourth Proportional to 392,096.39, 587,907.33 and 175,915.53

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Solution

The fourth proportional to 392,096.39, 587,907.33 and 175,915.53 is: 263,766.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,096.39 : 587,907.33 = 175,915.53 : x
  2. Step 2: Convert to fraction form
    392,096.39/587,907.33 = 175,915.53/x
  3. Step 3: Cross multiply
    392,096.39x = 587,907.33 × 175,915.53
  4. Step 4: Simplify right side
    392,096.39x = 103,422,029,547.84
  5. Step 5: Solve for x
    x = 103,422,029,547.84/392,096.39
  6. Step 6: Final answer
    x = 263,766.85

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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.