Home / 1,110,451.01-1,665,676.50-400,479.05

Finding the Fourth Proportional to 1,110,451.01, 1,665,676.50 and 400,479.05

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Solution

The fourth proportional to 1,110,451.01, 1,665,676.50 and 400,479.05 is: 600,718.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,451.01 : 1,665,676.50 = 400,479.05 : x
  2. Step 2: Convert to fraction form
    1,110,451.01/1,665,676.50 = 400,479.05/x
  3. Step 3: Cross multiply
    1,110,451.01x = 1,665,676.50 × 400,479.05
  4. Step 4: Simplify right side
    1,110,451.01x = 667,068,533,998.94
  5. Step 5: Solve for x
    x = 667,068,533,998.94/1,110,451.01
  6. Step 6: Final answer
    x = 600,718.56

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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.