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Finding the Fourth Proportional to 482,994.64, 666,500.84 and 268,124.24

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Solution

The fourth proportional to 482,994.64, 666,500.84 and 268,124.24 is: 369,993.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,994.64 : 666,500.84 = 268,124.24 : x
  2. Step 2: Convert to fraction form
    482,994.64/666,500.84 = 268,124.24/x
  3. Step 3: Cross multiply
    482,994.64x = 666,500.84 × 268,124.24
  4. Step 4: Simplify right side
    482,994.64x = 178,705,031,184.36
  5. Step 5: Solve for x
    x = 178,705,031,184.36/482,994.64
  6. Step 6: Final answer
    x = 369,993.82

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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.