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Finding the Fourth Proportional to 264,237.81, 396,353.26 and 64,559.93

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Solution

The fourth proportional to 264,237.81, 396,353.26 and 64,559.93 is: 96,839.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,237.81 : 396,353.26 = 64,559.93 : x
  2. Step 2: Convert to fraction form
    264,237.81/396,353.26 = 64,559.93/x
  3. Step 3: Cross multiply
    264,237.81x = 396,353.26 × 64,559.93
  4. Step 4: Simplify right side
    264,237.81x = 25,588,536,577.71
  5. Step 5: Solve for x
    x = 25,588,536,577.71/264,237.81
  6. Step 6: Final answer
    x = 96,839.04

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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.