Home / 594,664.10-820,636.88-322,731.92

Finding the Fourth Proportional to 594,664.10, 820,636.88 and 322,731.92

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Solution

The fourth proportional to 594,664.10, 820,636.88 and 322,731.92 is: 445,370.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,664.10 : 820,636.88 = 322,731.92 : x
  2. Step 2: Convert to fraction form
    594,664.10/820,636.88 = 322,731.92/x
  3. Step 3: Cross multiply
    594,664.10x = 820,636.88 × 322,731.92
  4. Step 4: Simplify right side
    594,664.10x = 264,845,715,905.21
  5. Step 5: Solve for x
    x = 264,845,715,905.21/594,664.10
  6. Step 6: Final answer
    x = 445,370.28

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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.