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Finding the Fourth Proportional to 379,692.96, 524,080.24 and 236,367.84

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Solution

The fourth proportional to 379,692.96, 524,080.24 and 236,367.84 is: 326,252.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,692.96 : 524,080.24 = 236,367.84 : x
  2. Step 2: Convert to fraction form
    379,692.96/524,080.24 = 236,367.84/x
  3. Step 3: Cross multiply
    379,692.96x = 524,080.24 × 236,367.84
  4. Step 4: Simplify right side
    379,692.96x = 123,875,714,315.48
  5. Step 5: Solve for x
    x = 123,875,714,315.48/379,692.96
  6. Step 6: Final answer
    x = 326,252.33

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1.5x scale

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.