Home / 479,650.08-661,913.40-264,790.44

Finding the Fourth Proportional to 479,650.08, 661,913.40 and 264,790.44

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Solution

The fourth proportional to 479,650.08, 661,913.40 and 264,790.44 is: 365,408.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    479,650.08 : 661,913.40 = 264,790.44 : x
  2. Step 2: Convert to fraction form
    479,650.08/661,913.40 = 264,790.44/x
  3. Step 3: Cross multiply
    479,650.08x = 661,913.40 × 264,790.44
  4. Step 4: Simplify right side
    479,650.08x = 175,268,340,427.90
  5. Step 5: Solve for x
    x = 175,268,340,427.90/479,650.08
  6. Step 6: Final answer
    x = 365,408.76

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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.