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Finding the Fourth Proportional to 535,516.96, 738,407.44 and 341,665.32

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Solution

The fourth proportional to 535,516.96, 738,407.44 and 341,665.32 is: 471,111.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    535,516.96 : 738,407.44 = 341,665.32 : x
  2. Step 2: Convert to fraction form
    535,516.96/738,407.44 = 341,665.32/x
  3. Step 3: Cross multiply
    535,516.96x = 738,407.44 × 341,665.32
  4. Step 4: Simplify right side
    535,516.96x = 252,288,214,277.98
  5. Step 5: Solve for x
    x = 252,288,214,277.98/535,516.96
  6. Step 6: Final answer
    x = 471,111.53

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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.