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Finding the Fourth Proportional to 594,725.51, 820,722.35 and 353,056.55

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Solution

The fourth proportional to 594,725.51, 820,722.35 and 353,056.55 is: 487,218.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,725.51 : 820,722.35 = 353,056.55 : x
  2. Step 2: Convert to fraction form
    594,725.51/820,722.35 = 353,056.55/x
  3. Step 3: Cross multiply
    594,725.51x = 820,722.35 × 353,056.55
  4. Step 4: Simplify right side
    594,725.51x = 289,761,396,555.90
  5. Step 5: Solve for x
    x = 289,761,396,555.90/594,725.51
  6. Step 6: Final answer
    x = 487,218.71

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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.