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Finding the Fourth Proportional to 601,888.88, 902,920.68 and 321,253.04

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Solution

The fourth proportional to 601,888.88, 902,920.68 and 321,253.04 is: 481,926.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    601,888.88 : 902,920.68 = 321,253.04 : x
  2. Step 2: Convert to fraction form
    601,888.88/902,920.68 = 321,253.04/x
  3. Step 3: Cross multiply
    601,888.88x = 902,920.68 × 321,253.04
  4. Step 4: Simplify right side
    601,888.88x = 290,066,013,328.87
  5. Step 5: Solve for x
    x = 290,066,013,328.87/601,888.88
  6. Step 6: Final answer
    x = 481,926.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.