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Finding the Fourth Proportional to 594,299.62, 820,117.47 and 361,639.27

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Solution

The fourth proportional to 594,299.62, 820,117.47 and 361,639.27 is: 499,052.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,299.62 : 820,117.47 = 361,639.27 : x
  2. Step 2: Convert to fraction form
    594,299.62/820,117.47 = 361,639.27/x
  3. Step 3: Cross multiply
    594,299.62x = 820,117.47 × 361,639.27
  4. Step 4: Simplify right side
    594,299.62x = 296,586,683,165.05
  5. Step 5: Solve for x
    x = 296,586,683,165.05/594,299.62
  6. Step 6: Final answer
    x = 499,052.45

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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.