Home / 739,673.16-1,020,023.64-449,327.04

Finding the Fourth Proportional to 739,673.16, 1,020,023.64 and 449,327.04

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Solution

The fourth proportional to 739,673.16, 1,020,023.64 and 449,327.04 is: 619,630.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,673.16 : 1,020,023.64 = 449,327.04 : x
  2. Step 2: Convert to fraction form
    739,673.16/1,020,023.64 = 449,327.04/x
  3. Step 3: Cross multiply
    739,673.16x = 1,020,023.64 × 449,327.04
  4. Step 4: Simplify right side
    739,673.16x = 458,324,202,891.23
  5. Step 5: Solve for x
    x = 458,324,202,891.23/739,673.16
  6. Step 6: Final answer
    x = 619,630.71

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1.5x scale

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.