Home / 940,923.38-1,298,467.21-511,207.02

Finding the Fourth Proportional to 940,923.38, 1,298,467.21 and 511,207.02

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Solution

The fourth proportional to 940,923.38, 1,298,467.21 and 511,207.02 is: 705,461.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,923.38 : 1,298,467.21 = 511,207.02 : x
  2. Step 2: Convert to fraction form
    940,923.38/1,298,467.21 = 511,207.02/x
  3. Step 3: Cross multiply
    940,923.38x = 1,298,467.21 × 511,207.02
  4. Step 4: Simplify right side
    940,923.38x = 663,785,552,991.81
  5. Step 5: Solve for x
    x = 663,785,552,991.81/940,923.38
  6. Step 6: Final answer
    x = 705,461.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.