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Finding the Fourth Proportional to 299,518, 412,997.88 and 244,899.76

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Solution

The fourth proportional to 299,518, 412,997.88 and 244,899.76 is: 337,686.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,518 : 412,997.88 = 244,899.76 : x
  2. Step 2: Convert to fraction form
    299,518/412,997.88 = 244,899.76/x
  3. Step 3: Cross multiply
    299,518x = 412,997.88 × 244,899.76
  4. Step 4: Simplify right side
    299,518x = 101,143,081,692.51
  5. Step 5: Solve for x
    x = 101,143,081,692.51/299,518
  6. Step 6: Final answer
    x = 337,686.15

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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.