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Finding the Fourth Proportional to 601,673, 830,317.92 and 329,738.68

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Solution

The fourth proportional to 601,673, 830,317.92 and 329,738.68 is: 455,044.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,673 : 830,317.92 = 329,738.68 : x
  2. Step 2: Convert to fraction form
    601,673/830,317.92 = 329,738.68/x
  3. Step 3: Cross multiply
    601,673x = 830,317.92 × 329,738.68
  4. Step 4: Simplify right side
    601,673x = 273,787,934,921.15
  5. Step 5: Solve for x
    x = 273,787,934,921.15/601,673
  6. Step 6: Final answer
    x = 455,044.41

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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.