Home / 903,257.06-1,354,753.70-263,388.86

Finding the Fourth Proportional to 903,257.06, 1,354,753.70 and 263,388.86

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Solution

The fourth proportional to 903,257.06, 1,354,753.70 and 263,388.86 is: 395,044.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,257.06 : 1,354,753.70 = 263,388.86 : x
  2. Step 2: Convert to fraction form
    903,257.06/1,354,753.70 = 263,388.86/x
  3. Step 3: Cross multiply
    903,257.06x = 1,354,753.70 × 263,388.86
  4. Step 4: Simplify right side
    903,257.06x = 356,827,032,623.78
  5. Step 5: Solve for x
    x = 356,827,032,623.78/903,257.06
  6. Step 6: Final answer
    x = 395,044.83

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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.