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Finding the Fourth Proportional to 594,374.67, 820,237.03 and 339,731.33

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Solution

The fourth proportional to 594,374.67, 820,237.03 and 339,731.33 is: 468,829.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,374.67 : 820,237.03 = 339,731.33 : x
  2. Step 2: Convert to fraction form
    594,374.67/820,237.03 = 339,731.33/x
  3. Step 3: Cross multiply
    594,374.67x = 820,237.03 × 339,731.33
  4. Step 4: Simplify right side
    594,374.67x = 278,660,212,166.64
  5. Step 5: Solve for x
    x = 278,660,212,166.64/594,374.67
  6. Step 6: Final answer
    x = 468,829.22

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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.