Home / 780,591.61-1,077,202.42-441,052.57

Finding the Fourth Proportional to 780,591.61, 1,077,202.42 and 441,052.57

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Solution

The fourth proportional to 780,591.61, 1,077,202.42 and 441,052.57 is: 608,644.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,591.61 : 1,077,202.42 = 441,052.57 : x
  2. Step 2: Convert to fraction form
    780,591.61/1,077,202.42 = 441,052.57/x
  3. Step 3: Cross multiply
    780,591.61x = 1,077,202.42 × 441,052.57
  4. Step 4: Simplify right side
    780,591.61x = 475,102,895,751.22
  5. Step 5: Solve for x
    x = 475,102,895,751.22/780,591.61
  6. Step 6: Final answer
    x = 608,644.64

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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.