Home / 957,714.03-1,321,604.91-522,121.95

Finding the Fourth Proportional to 957,714.03, 1,321,604.91 and 522,121.95

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Solution

The fourth proportional to 957,714.03, 1,321,604.91 and 522,121.95 is: 720,506.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,714.03 : 1,321,604.91 = 522,121.95 : x
  2. Step 2: Convert to fraction form
    957,714.03/1,321,604.91 = 522,121.95/x
  3. Step 3: Cross multiply
    957,714.03x = 1,321,604.91 × 522,121.95
  4. Step 4: Simplify right side
    957,714.03x = 690,038,932,738.77
  5. Step 5: Solve for x
    x = 690,038,932,738.77/957,714.03
  6. Step 6: Final answer
    x = 720,506.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.