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Finding the Fourth Proportional to 594,298.70, 820,172.94 and 336,175.91

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Solution

The fourth proportional to 594,298.70, 820,172.94 and 336,175.91 is: 463,945.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,298.70 : 820,172.94 = 336,175.91 : x
  2. Step 2: Convert to fraction form
    594,298.70/820,172.94 = 336,175.91/x
  3. Step 3: Cross multiply
    594,298.70x = 820,172.94 × 336,175.91
  4. Step 4: Simplify right side
    594,298.70x = 275,722,384,461.88
  5. Step 5: Solve for x
    x = 275,722,384,461.88/594,298.70
  6. Step 6: Final answer
    x = 463,945.80

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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.