Home / 673,015.78-1,009,524.10-199,696.96

Finding the Fourth Proportional to 673,015.78, 1,009,524.10 and 199,696.96

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Solution

The fourth proportional to 673,015.78, 1,009,524.10 and 199,696.96 is: 299,545.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,015.78 : 1,009,524.10 = 199,696.96 : x
  2. Step 2: Convert to fraction form
    673,015.78/1,009,524.10 = 199,696.96/x
  3. Step 3: Cross multiply
    673,015.78x = 1,009,524.10 × 199,696.96
  4. Step 4: Simplify right side
    673,015.78x = 201,598,893,816.74
  5. Step 5: Solve for x
    x = 201,598,893,816.74/673,015.78
  6. Step 6: Final answer
    x = 299,545.57

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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.