Home / 1,005,747.24-1,508,712.06-331,830.48

Finding the Fourth Proportional to 1,005,747.24, 1,508,712.06 and 331,830.48

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Solution

The fourth proportional to 1,005,747.24, 1,508,712.06 and 331,830.48 is: 497,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,747.24 : 1,508,712.06 = 331,830.48 : x
  2. Step 2: Convert to fraction form
    1,005,747.24/1,508,712.06 = 331,830.48/x
  3. Step 3: Cross multiply
    1,005,747.24x = 1,508,712.06 × 331,830.48
  4. Step 4: Simplify right side
    1,005,747.24x = 500,636,647,051.59
  5. Step 5: Solve for x
    x = 500,636,647,051.59/1,005,747.24
  6. Step 6: Final answer
    x = 497,775.81

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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.