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Finding the Fourth Proportional to 594,308.63, 819,946.46 and 339,479.39

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Solution

The fourth proportional to 594,308.63, 819,946.46 and 339,479.39 is: 468,367.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,308.63 : 819,946.46 = 339,479.39 : x
  2. Step 2: Convert to fraction form
    594,308.63/819,946.46 = 339,479.39/x
  3. Step 3: Cross multiply
    594,308.63x = 819,946.46 × 339,479.39
  4. Step 4: Simplify right side
    594,308.63x = 278,354,922,376.06
  5. Step 5: Solve for x
    x = 278,354,922,376.06/594,308.63
  6. Step 6: Final answer
    x = 468,367.63

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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.