Home / 673,040.45-1,009,757.51-199,738.13

Finding the Fourth Proportional to 673,040.45, 1,009,757.51 and 199,738.13

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Solution

The fourth proportional to 673,040.45, 1,009,757.51 and 199,738.13 is: 299,665.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,040.45 : 1,009,757.51 = 199,738.13 : x
  2. Step 2: Convert to fraction form
    673,040.45/1,009,757.51 = 199,738.13/x
  3. Step 3: Cross multiply
    673,040.45x = 1,009,757.51 × 199,738.13
  4. Step 4: Simplify right side
    673,040.45x = 201,687,070,753.38
  5. Step 5: Solve for x
    x = 201,687,070,753.38/673,040.45
  6. Step 6: Final answer
    x = 299,665.60

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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.