Home / 912,844.56-1,369,249.83-273,148.68

Finding the Fourth Proportional to 912,844.56, 1,369,249.83 and 273,148.68

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Solution

The fourth proportional to 912,844.56, 1,369,249.83 and 273,148.68 is: 409,717.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    912,844.56 : 1,369,249.83 = 273,148.68 : x
  2. Step 2: Convert to fraction form
    912,844.56/1,369,249.83 = 273,148.68/x
  3. Step 3: Cross multiply
    912,844.56x = 1,369,249.83 × 273,148.68
  4. Step 4: Simplify right side
    912,844.56x = 374,008,783,654.72
  5. Step 5: Solve for x
    x = 374,008,783,654.72/912,844.56
  6. Step 6: Final answer
    x = 409,717.93

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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.