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Finding the Fourth Proportional to 594,783, 820,694.70 and 336,658.68

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Solution

The fourth proportional to 594,783, 820,694.70 and 336,658.68 is: 464,529.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,783 : 820,694.70 = 336,658.68 : x
  2. Step 2: Convert to fraction form
    594,783/820,694.70 = 336,658.68/x
  3. Step 3: Cross multiply
    594,783x = 820,694.70 × 336,658.68
  4. Step 4: Simplify right side
    594,783x = 276,293,994,385.00
  5. Step 5: Solve for x
    x = 276,293,994,385.00/594,783
  6. Step 6: Final answer
    x = 464,529.07

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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.