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Finding the Fourth Proportional to 594,574.98, 820,509.30 and 322,635.96

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Solution

The fourth proportional to 594,574.98, 820,509.30 and 322,635.96 is: 445,235.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,574.98 : 820,509.30 = 322,635.96 : x
  2. Step 2: Convert to fraction form
    594,574.98/820,509.30 = 322,635.96/x
  3. Step 3: Cross multiply
    594,574.98x = 820,509.30 × 322,635.96
  4. Step 4: Simplify right side
    594,574.98x = 264,725,805,694.43
  5. Step 5: Solve for x
    x = 264,725,805,694.43/594,574.98
  6. Step 6: Final answer
    x = 445,235.36

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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.