Home / 957,448.62-1,321,263.18-527,768.64

Finding the Fourth Proportional to 957,448.62, 1,321,263.18 and 527,768.64

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Solution

The fourth proportional to 957,448.62, 1,321,263.18 and 527,768.64 is: 728,311.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,448.62 : 1,321,263.18 = 527,768.64 : x
  2. Step 2: Convert to fraction form
    957,448.62/1,321,263.18 = 527,768.64/x
  3. Step 3: Cross multiply
    957,448.62x = 1,321,263.18 × 527,768.64
  4. Step 4: Simplify right side
    957,448.62x = 697,321,271,590.68
  5. Step 5: Solve for x
    x = 697,321,271,590.68/957,448.62
  6. Step 6: Final answer
    x = 728,311.95

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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.