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Finding the Fourth Proportional to 454,779.11, 682,240.95 and 151,184.03

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Solution

The fourth proportional to 454,779.11, 682,240.95 and 151,184.03 is: 226,800.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,779.11 : 682,240.95 = 151,184.03 : x
  2. Step 2: Convert to fraction form
    454,779.11/682,240.95 = 151,184.03/x
  3. Step 3: Cross multiply
    454,779.11x = 682,240.95 × 151,184.03
  4. Step 4: Simplify right side
    454,779.11x = 103,143,932,840.82
  5. Step 5: Solve for x
    x = 103,143,932,840.82/454,779.11
  6. Step 6: Final answer
    x = 226,800.07

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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.