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Finding the Fourth Proportional to 264,875.33, 396,922.19 and 156,692.81

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Solution

The fourth proportional to 264,875.33, 396,922.19 and 156,692.81 is: 234,808.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,875.33 : 396,922.19 = 156,692.81 : x
  2. Step 2: Convert to fraction form
    264,875.33/396,922.19 = 156,692.81/x
  3. Step 3: Cross multiply
    264,875.33x = 396,922.19 × 156,692.81
  4. Step 4: Simplify right side
    264,875.33x = 62,194,854,392.69
  5. Step 5: Solve for x
    x = 62,194,854,392.69/264,875.33
  6. Step 6: Final answer
    x = 234,808.03

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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.