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Finding the Fourth Proportional to 1,527.94, 2,292.09 and 603.46

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Solution

The fourth proportional to 1,527.94, 2,292.09 and 603.46 is: 905.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,527.94 : 2,292.09 = 603.46 : x
  2. Step 2: Convert to fraction form
    1,527.94/2,292.09 = 603.46/x
  3. Step 3: Cross multiply
    1,527.94x = 2,292.09 × 603.46
  4. Step 4: Simplify right side
    1,527.94x = 1,383,184.63
  5. Step 5: Solve for x
    x = 1,383,184.63/1,527.94
  6. Step 6: Final answer
    x = 905.26

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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.