Home / 960,622.14-1,440,900.38-455,425.14

Finding the Fourth Proportional to 960,622.14, 1,440,900.38 and 455,425.14

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Solution

The fourth proportional to 960,622.14, 1,440,900.38 and 455,425.14 is: 683,122.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,622.14 : 1,440,900.38 = 455,425.14 : x
  2. Step 2: Convert to fraction form
    960,622.14/1,440,900.38 = 455,425.14/x
  3. Step 3: Cross multiply
    960,622.14x = 1,440,900.38 × 455,425.14
  4. Step 4: Simplify right side
    960,622.14x = 656,222,257,287.55
  5. Step 5: Solve for x
    x = 656,222,257,287.55/960,622.14
  6. Step 6: Final answer
    x = 683,122.15

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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.