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Finding the Fourth Proportional to 555,994.76, 833,692.37 and 299,964.56

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Solution

The fourth proportional to 555,994.76, 833,692.37 and 299,964.56 is: 449,785.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,994.76 : 833,692.37 = 299,964.56 : x
  2. Step 2: Convert to fraction form
    555,994.76/833,692.37 = 299,964.56/x
  3. Step 3: Cross multiply
    555,994.76x = 833,692.37 × 299,964.56
  4. Step 4: Simplify right side
    555,994.76x = 250,078,159,274.12
  5. Step 5: Solve for x
    x = 250,078,159,274.12/555,994.76
  6. Step 6: Final answer
    x = 449,785.11

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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.