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Finding the Fourth Proportional to 594,597.51, 820,545.12 and 339,954.03

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Solution

The fourth proportional to 594,597.51, 820,545.12 and 339,954.03 is: 469,136.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,597.51 : 820,545.12 = 339,954.03 : x
  2. Step 2: Convert to fraction form
    594,597.51/820,545.12 = 339,954.03/x
  3. Step 3: Cross multiply
    594,597.51x = 820,545.12 × 339,954.03
  4. Step 4: Simplify right side
    594,597.51x = 278,947,620,340.83
  5. Step 5: Solve for x
    x = 278,947,620,340.83/594,597.51
  6. Step 6: Final answer
    x = 469,136.88

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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.