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Finding the Fourth Proportional to 585,269.84, 807,737.94 and 330,637.42

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Solution

The fourth proportional to 585,269.84, 807,737.94 and 330,637.42 is: 456,316.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,269.84 : 807,737.94 = 330,637.42 : x
  2. Step 2: Convert to fraction form
    585,269.84/807,737.94 = 330,637.42/x
  3. Step 3: Cross multiply
    585,269.84x = 807,737.94 × 330,637.42
  4. Step 4: Simplify right side
    585,269.84x = 267,068,388,517.72
  5. Step 5: Solve for x
    x = 267,068,388,517.72/585,269.84
  6. Step 6: Final answer
    x = 456,316.68

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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.