Home / 382,905.90-574,441.74-116,659.44

Finding the Fourth Proportional to 382,905.90, 574,441.74 and 116,659.44

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Solution

The fourth proportional to 382,905.90, 574,441.74 and 116,659.44 is: 175,014.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,905.90 : 574,441.74 = 116,659.44 : x
  2. Step 2: Convert to fraction form
    382,905.90/574,441.74 = 116,659.44/x
  3. Step 3: Cross multiply
    382,905.90x = 574,441.74 × 116,659.44
  4. Step 4: Simplify right side
    382,905.90x = 67,014,051,701.03
  5. Step 5: Solve for x
    x = 67,014,051,701.03/382,905.90
  6. Step 6: Final answer
    x = 175,014.41

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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.