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Finding the Fourth Proportional to 601,451.29, 830,003.43 and 325,809.79

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Solution

The fourth proportional to 601,451.29, 830,003.43 and 325,809.79 is: 449,617.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,451.29 : 830,003.43 = 325,809.79 : x
  2. Step 2: Convert to fraction form
    601,451.29/830,003.43 = 325,809.79/x
  3. Step 3: Cross multiply
    601,451.29x = 830,003.43 × 325,809.79
  4. Step 4: Simplify right side
    601,451.29x = 270,423,243,227.58
  5. Step 5: Solve for x
    x = 270,423,243,227.58/601,451.29
  6. Step 6: Final answer
    x = 449,617.86

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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.