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Finding the Fourth Proportional to 460,328.37, 690,049.70 and 235,794.54

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Solution

The fourth proportional to 460,328.37, 690,049.70 and 235,794.54 is: 353,464.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,328.37 : 690,049.70 = 235,794.54 : x
  2. Step 2: Convert to fraction form
    460,328.37/690,049.70 = 235,794.54/x
  3. Step 3: Cross multiply
    460,328.37x = 690,049.70 × 235,794.54
  4. Step 4: Simplify right side
    460,328.37x = 162,709,953,881.58
  5. Step 5: Solve for x
    x = 162,709,953,881.58/460,328.37
  6. Step 6: Final answer
    x = 353,464.97

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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.