Home / 382,939.28-574,430.51-116,708.48

Finding the Fourth Proportional to 382,939.28, 574,430.51 and 116,708.48

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Solution

The fourth proportional to 382,939.28, 574,430.51 and 116,708.48 is: 175,069.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,939.28 : 574,430.51 = 116,708.48 : x
  2. Step 2: Convert to fraction form
    382,939.28/574,430.51 = 116,708.48/x
  3. Step 3: Cross multiply
    382,939.28x = 574,430.51 × 116,708.48
  4. Step 4: Simplify right side
    382,939.28x = 67,040,909,107.34
  5. Step 5: Solve for x
    x = 67,040,909,107.34/382,939.28
  6. Step 6: Final answer
    x = 175,069.30

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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.