Home / 695,374.12-1,042,892.60-189,937.46

Finding the Fourth Proportional to 695,374.12, 1,042,892.60 and 189,937.46

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Solution

The fourth proportional to 695,374.12, 1,042,892.60 and 189,937.46 is: 284,860.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,374.12 : 1,042,892.60 = 189,937.46 : x
  2. Step 2: Convert to fraction form
    695,374.12/1,042,892.60 = 189,937.46/x
  3. Step 3: Cross multiply
    695,374.12x = 1,042,892.60 × 189,937.46
  4. Step 4: Simplify right side
    695,374.12x = 198,084,373,629.18
  5. Step 5: Solve for x
    x = 198,084,373,629.18/695,374.12
  6. Step 6: Final answer
    x = 284,860.15

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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.