Home / 701,095.86-1,051,785.26-221,398.60

Finding the Fourth Proportional to 701,095.86, 1,051,785.26 and 221,398.60

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Solution

The fourth proportional to 701,095.86, 1,051,785.26 and 221,398.60 is: 332,142.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,095.86 : 1,051,785.26 = 221,398.60 : x
  2. Step 2: Convert to fraction form
    701,095.86/1,051,785.26 = 221,398.60/x
  3. Step 3: Cross multiply
    701,095.86x = 1,051,785.26 × 221,398.60
  4. Step 4: Simplify right side
    701,095.86x = 232,863,784,064.64
  5. Step 5: Solve for x
    x = 232,863,784,064.64/701,095.86
  6. Step 6: Final answer
    x = 332,142.57

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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.