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Finding the Fourth Proportional to 594,085.41, 819,881.24 and 339,431.13

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Solution

The fourth proportional to 594,085.41, 819,881.24 and 339,431.13 is: 468,439.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    594,085.41 : 819,881.24 = 339,431.13 : x
  2. Step 2: Convert to fraction form
    594,085.41/819,881.24 = 339,431.13/x
  3. Step 3: Cross multiply
    594,085.41x = 819,881.24 × 339,431.13
  4. Step 4: Simplify right side
    594,085.41x = 278,293,215,759.00
  5. Step 5: Solve for x
    x = 278,293,215,759.00/594,085.41
  6. Step 6: Final answer
    x = 468,439.74

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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.