Home / 382,664.90-574,080.39-116,418.49

Finding the Fourth Proportional to 382,664.90, 574,080.39 and 116,418.49

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Solution

The fourth proportional to 382,664.90, 574,080.39 and 116,418.49 is: 174,653.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,664.90 : 574,080.39 = 116,418.49 : x
  2. Step 2: Convert to fraction form
    382,664.90/574,080.39 = 116,418.49/x
  3. Step 3: Cross multiply
    382,664.90x = 574,080.39 × 116,418.49
  4. Step 4: Simplify right side
    382,664.90x = 66,833,573,141.04
  5. Step 5: Solve for x
    x = 66,833,573,141.04/382,664.90
  6. Step 6: Final answer
    x = 174,653.00

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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.