Home / 1,001,769.50-1,502,741.74-253,815.50

Finding the Fourth Proportional to 1,001,769.50, 1,502,741.74 and 253,815.50

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Solution

The fourth proportional to 1,001,769.50, 1,502,741.74 and 253,815.50 is: 380,745.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001,769.50 : 1,502,741.74 = 253,815.50 : x
  2. Step 2: Convert to fraction form
    1,001,769.50/1,502,741.74 = 253,815.50/x
  3. Step 3: Cross multiply
    1,001,769.50x = 1,502,741.74 × 253,815.50
  4. Step 4: Simplify right side
    1,001,769.50x = 381,419,146,108.97
  5. Step 5: Solve for x
    x = 381,419,146,108.97/1,001,769.50
  6. Step 6: Final answer
    x = 380,745.42

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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.