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Finding the Fourth Proportional to 594,680.46, 820,659.60 and 322,748.55

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Solution

The fourth proportional to 594,680.46, 820,659.60 and 322,748.55 is: 445,393.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,680.46 : 820,659.60 = 322,748.55 : x
  2. Step 2: Convert to fraction form
    594,680.46/820,659.60 = 322,748.55/x
  3. Step 3: Cross multiply
    594,680.46x = 820,659.60 × 322,748.55
  4. Step 4: Simplify right side
    594,680.46x = 264,866,695,943.58
  5. Step 5: Solve for x
    x = 264,866,695,943.58/594,680.46
  6. Step 6: Final answer
    x = 445,393.31

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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.