Home / 890,750.78-1,335,864.94-251,011.97

Finding the Fourth Proportional to 890,750.78, 1,335,864.94 and 251,011.97

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Solution

The fourth proportional to 890,750.78, 1,335,864.94 and 251,011.97 is: 376,444.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,750.78 : 1,335,864.94 = 251,011.97 : x
  2. Step 2: Convert to fraction form
    890,750.78/1,335,864.94 = 251,011.97/x
  3. Step 3: Cross multiply
    890,750.78x = 1,335,864.94 × 251,011.97
  4. Step 4: Simplify right side
    890,750.78x = 335,318,090,243.33
  5. Step 5: Solve for x
    x = 335,318,090,243.33/890,750.78
  6. Step 6: Final answer
    x = 376,444.34

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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.