Home / 1,040,612.60-1,561,233.30-493,924.58

Finding the Fourth Proportional to 1,040,612.60, 1,561,233.30 and 493,924.58

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Solution

The fourth proportional to 1,040,612.60, 1,561,233.30 and 493,924.58 is: 741,036.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,612.60 : 1,561,233.30 = 493,924.58 : x
  2. Step 2: Convert to fraction form
    1,040,612.60/1,561,233.30 = 493,924.58/x
  3. Step 3: Cross multiply
    1,040,612.60x = 1,561,233.30 × 493,924.58
  4. Step 4: Simplify right side
    1,040,612.60x = 771,131,501,984.51
  5. Step 5: Solve for x
    x = 771,131,501,984.51/1,040,612.60
  6. Step 6: Final answer
    x = 741,036.10

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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.