Home / 382,805.28-574,237.20-116,588.48

Finding the Fourth Proportional to 382,805.28, 574,237.20 and 116,588.48

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Solution

The fourth proportional to 382,805.28, 574,237.20 and 116,588.48 is: 174,891.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,805.28 : 574,237.20 = 116,588.48 : x
  2. Step 2: Convert to fraction form
    382,805.28/574,237.20 = 116,588.48/x
  3. Step 3: Cross multiply
    382,805.28x = 574,237.20 × 116,588.48
  4. Step 4: Simplify right side
    382,805.28x = 66,949,442,307.46
  5. Step 5: Solve for x
    x = 66,949,442,307.46/382,805.28
  6. Step 6: Final answer
    x = 174,891.64

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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.