Home / 584,128.84-806,135.44-329,474.56

Finding the Fourth Proportional to 584,128.84, 806,135.44 and 329,474.56

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Solution

The fourth proportional to 584,128.84, 806,135.44 and 329,474.56 is: 454,696.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,128.84 : 806,135.44 = 329,474.56 : x
  2. Step 2: Convert to fraction form
    584,128.84/806,135.44 = 329,474.56/x
  3. Step 3: Cross multiply
    584,128.84x = 806,135.44 × 329,474.56
  4. Step 4: Simplify right side
    584,128.84x = 265,601,119,394.41
  5. Step 5: Solve for x
    x = 265,601,119,394.41/584,128.84
  6. Step 6: Final answer
    x = 454,696.12

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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.