Home / 382,735.16-574,132.08-116,518.40

Finding the Fourth Proportional to 382,735.16, 574,132.08 and 116,518.40

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Solution

The fourth proportional to 382,735.16, 574,132.08 and 116,518.40 is: 174,786.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,735.16 : 574,132.08 = 116,518.40 : x
  2. Step 2: Convert to fraction form
    382,735.16/574,132.08 = 116,518.40/x
  3. Step 3: Cross multiply
    382,735.16x = 574,132.08 × 116,518.40
  4. Step 4: Simplify right side
    382,735.16x = 66,896,951,350.27
  5. Step 5: Solve for x
    x = 66,896,951,350.27/382,735.16
  6. Step 6: Final answer
    x = 174,786.53

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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.