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Finding the Fourth Proportional to 594,823.65, 820,857.69 and 322,891.74

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Solution

The fourth proportional to 594,823.65, 820,857.69 and 322,891.74 is: 445,591.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,823.65 : 820,857.69 = 322,891.74 : x
  2. Step 2: Convert to fraction form
    594,823.65/820,857.69 = 322,891.74/x
  3. Step 3: Cross multiply
    594,823.65x = 820,857.69 × 322,891.74
  4. Step 4: Simplify right side
    594,823.65x = 265,048,167,816.48
  5. Step 5: Solve for x
    x = 265,048,167,816.48/594,823.65
  6. Step 6: Final answer
    x = 445,591.17

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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.