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Finding the Fourth Proportional to 602,994.89, 832,095.65 and 331,061.25

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Solution

The fourth proportional to 602,994.89, 832,095.65 and 331,061.25 is: 456,844.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    602,994.89 : 832,095.65 = 331,061.25 : x
  2. Step 2: Convert to fraction form
    602,994.89/832,095.65 = 331,061.25/x
  3. Step 3: Cross multiply
    602,994.89x = 832,095.65 × 331,061.25
  4. Step 4: Simplify right side
    602,994.89x = 275,474,629,956.57
  5. Step 5: Solve for x
    x = 275,474,629,956.57/602,994.89
  6. Step 6: Final answer
    x = 456,844.05

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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.