Home / 840,578.56-1,260,732.46-241,403.42

Finding the Fourth Proportional to 840,578.56, 1,260,732.46 and 241,403.42

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Solution

The fourth proportional to 840,578.56, 1,260,732.46 and 241,403.42 is: 362,066.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    840,578.56 : 1,260,732.46 = 241,403.42 : x
  2. Step 2: Convert to fraction form
    840,578.56/1,260,732.46 = 241,403.42/x
  3. Step 3: Cross multiply
    840,578.56x = 1,260,732.46 × 241,403.42
  4. Step 4: Simplify right side
    840,578.56x = 304,345,126,342.00
  5. Step 5: Solve for x
    x = 304,345,126,342.00/840,578.56
  6. Step 6: Final answer
    x = 362,066.25

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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.