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Finding the Fourth Proportional to 1,529.62, 2,292.66 and 604.99

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Solution

The fourth proportional to 1,529.62, 2,292.66 and 604.99 is: 906.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529.62 : 2,292.66 = 604.99 : x
  2. Step 2: Convert to fraction form
    1,529.62/2,292.66 = 604.99/x
  3. Step 3: Cross multiply
    1,529.62x = 2,292.66 × 604.99
  4. Step 4: Simplify right side
    1,529.62x = 1,387,036.37
  5. Step 5: Solve for x
    x = 1,387,036.37/1,529.62
  6. Step 6: Final answer
    x = 906.78

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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.