Home / 1,067,130.31-1,600,778.82-308,983.07

Finding the Fourth Proportional to 1,067,130.31, 1,600,778.82 and 308,983.07

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Solution

The fourth proportional to 1,067,130.31, 1,600,778.82 and 308,983.07 is: 463,498.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,067,130.31 : 1,600,778.82 = 308,983.07 : x
  2. Step 2: Convert to fraction form
    1,067,130.31/1,600,778.82 = 308,983.07/x
  3. Step 3: Cross multiply
    1,067,130.31x = 1,600,778.82 × 308,983.07
  4. Step 4: Simplify right side
    1,067,130.31x = 494,613,554,194.58
  5. Step 5: Solve for x
    x = 494,613,554,194.58/1,067,130.31
  6. Step 6: Final answer
    x = 463,498.74

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1.5x scale

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.