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Finding the Fourth Proportional to 594,660.32, 820,671.21 and 336,536.60

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Solution

The fourth proportional to 594,660.32, 820,671.21 and 336,536.60 is: 464,443.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,660.32 : 820,671.21 = 336,536.60 : x
  2. Step 2: Convert to fraction form
    594,660.32/820,671.21 = 336,536.60/x
  3. Step 3: Cross multiply
    594,660.32x = 820,671.21 × 336,536.60
  4. Step 4: Simplify right side
    594,660.32x = 276,185,894,627.93
  5. Step 5: Solve for x
    x = 276,185,894,627.93/594,660.32
  6. Step 6: Final answer
    x = 464,443.12

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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.