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Finding the Fourth Proportional to 594,721.70, 820,728.18 and 336,598.63

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Solution

The fourth proportional to 594,721.70, 820,728.18 and 336,598.63 is: 464,513.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,721.70 : 820,728.18 = 336,598.63 : x
  2. Step 2: Convert to fraction form
    594,721.70/820,728.18 = 336,598.63/x
  3. Step 3: Cross multiply
    594,721.70x = 820,728.18 × 336,598.63
  4. Step 4: Simplify right side
    594,721.70x = 276,255,978,938.57
  5. Step 5: Solve for x
    x = 276,255,978,938.57/594,721.70
  6. Step 6: Final answer
    x = 464,513.03

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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.