Home / 1,203,760.42-1,805,074.71-445,077.70

Finding the Fourth Proportional to 1,203,760.42, 1,805,074.71 and 445,077.70

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Solution

The fourth proportional to 1,203,760.42, 1,805,074.71 and 445,077.70 is: 667,407.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,760.42 : 1,805,074.71 = 445,077.70 : x
  2. Step 2: Convert to fraction form
    1,203,760.42/1,805,074.71 = 445,077.70/x
  3. Step 3: Cross multiply
    1,203,760.42x = 1,805,074.71 × 445,077.70
  4. Step 4: Simplify right side
    1,203,760.42x = 803,398,500,254.97
  5. Step 5: Solve for x
    x = 803,398,500,254.97/1,203,760.42
  6. Step 6: Final answer
    x = 667,407.31

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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.