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Finding the Fourth Proportional to 594,083.60, 819,878.84 and 339,429.36

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Solution

The fourth proportional to 594,083.60, 819,878.84 and 339,429.36 is: 468,437.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,083.60 : 819,878.84 = 339,429.36 : x
  2. Step 2: Convert to fraction form
    594,083.60/819,878.84 = 339,429.36/x
  3. Step 3: Cross multiply
    594,083.60x = 819,878.84 × 339,429.36
  4. Step 4: Simplify right side
    594,083.60x = 278,290,949,938.74
  5. Step 5: Solve for x
    x = 278,290,949,938.74/594,083.60
  6. Step 6: Final answer
    x = 468,437.35

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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.