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Finding the Fourth Proportional to 601,450.29, 830,002.05 and 325,808.79

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Solution

The fourth proportional to 601,450.29, 830,002.05 and 325,808.79 is: 449,616.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,450.29 : 830,002.05 = 325,808.79 : x
  2. Step 2: Convert to fraction form
    601,450.29/830,002.05 = 325,808.79/x
  3. Step 3: Cross multiply
    601,450.29x = 830,002.05 × 325,808.79
  4. Step 4: Simplify right side
    601,450.29x = 270,421,963,608.02
  5. Step 5: Solve for x
    x = 270,421,963,608.02/601,450.29
  6. Step 6: Final answer
    x = 449,616.48

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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.