Home / 890,398.67-1,335,612.66-250,717.83

Finding the Fourth Proportional to 890,398.67, 1,335,612.66 and 250,717.83

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Solution

The fourth proportional to 890,398.67, 1,335,612.66 and 250,717.83 is: 376,080.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,398.67 : 1,335,612.66 = 250,717.83 : x
  2. Step 2: Convert to fraction form
    890,398.67/1,335,612.66 = 250,717.83/x
  3. Step 3: Cross multiply
    890,398.67x = 1,335,612.66 × 250,717.83
  4. Step 4: Simplify right side
    890,398.67x = 334,861,907,835.73
  5. Step 5: Solve for x
    x = 334,861,907,835.73/890,398.67
  6. Step 6: Final answer
    x = 376,080.87

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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.