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Finding the Fourth Proportional to 600,003.62, 828,005.74 and 328,072.74

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Solution

The fourth proportional to 600,003.62, 828,005.74 and 328,072.74 is: 452,740.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    600,003.62 : 828,005.74 = 328,072.74 : x
  2. Step 2: Convert to fraction form
    600,003.62/828,005.74 = 328,072.74/x
  3. Step 3: Cross multiply
    600,003.62x = 828,005.74 × 328,072.74
  4. Step 4: Simplify right side
    600,003.62x = 271,646,111,857.53
  5. Step 5: Solve for x
    x = 271,646,111,857.53/600,003.62
  6. Step 6: Final answer
    x = 452,740.79

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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.