Home / 894,857.46-1,342,284.75-613,521.78

Finding the Fourth Proportional to 894,857.46, 1,342,284.75 and 613,521.78

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Solution

The fourth proportional to 894,857.46, 1,342,284.75 and 613,521.78 is: 920,281.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    894,857.46 : 1,342,284.75 = 613,521.78 : x
  2. Step 2: Convert to fraction form
    894,857.46/1,342,284.75 = 613,521.78/x
  3. Step 3: Cross multiply
    894,857.46x = 1,342,284.75 × 613,521.78
  4. Step 4: Simplify right side
    894,857.46x = 823,520,929,086.86
  5. Step 5: Solve for x
    x = 823,520,929,086.86/894,857.46
  6. Step 6: Final answer
    x = 920,281.68

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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.