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Finding the Fourth Proportional to 536,268.52, 804,513.18 and 157,201.72

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Solution

The fourth proportional to 536,268.52, 804,513.18 and 157,201.72 is: 235,834.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,268.52 : 804,513.18 = 157,201.72 : x
  2. Step 2: Convert to fraction form
    536,268.52/804,513.18 = 157,201.72/x
  3. Step 3: Cross multiply
    536,268.52x = 804,513.18 × 157,201.72
  4. Step 4: Simplify right side
    536,268.52x = 126,470,855,658.67
  5. Step 5: Solve for x
    x = 126,470,855,658.67/536,268.52
  6. Step 6: Final answer
    x = 235,834.94

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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.