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Finding the Fourth Proportional to 594,574.89, 820,509.18 and 322,635.86

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Solution

The fourth proportional to 594,574.89, 820,509.18 and 322,635.86 is: 445,235.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,574.89 : 820,509.18 = 322,635.86 : x
  2. Step 2: Convert to fraction form
    594,574.89/820,509.18 = 322,635.86/x
  3. Step 3: Cross multiply
    594,574.89x = 820,509.18 × 322,635.86
  4. Step 4: Simplify right side
    594,574.89x = 264,725,685,768.58
  5. Step 5: Solve for x
    x = 264,725,685,768.58/594,574.89
  6. Step 6: Final answer
    x = 445,235.23

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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.