Home / 960,755.64-1,441,100.76-455,558.64

Finding the Fourth Proportional to 960,755.64, 1,441,100.76 and 455,558.64

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Solution

The fourth proportional to 960,755.64, 1,441,100.76 and 455,558.64 is: 683,322.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,755.64 : 1,441,100.76 = 455,558.64 : x
  2. Step 2: Convert to fraction form
    960,755.64/1,441,100.76 = 455,558.64/x
  3. Step 3: Cross multiply
    960,755.64x = 1,441,100.76 × 455,558.64
  4. Step 4: Simplify right side
    960,755.64x = 656,505,902,328.57
  5. Step 5: Solve for x
    x = 656,505,902,328.57/960,755.64
  6. Step 6: Final answer
    x = 683,322.45

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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.