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Finding the Fourth Proportional to 2,015.93, 3,024.01 and 555.05

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Solution

The fourth proportional to 2,015.93, 3,024.01 and 555.05 is: 832.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,015.93 : 3,024.01 = 555.05 : x
  2. Step 2: Convert to fraction form
    2,015.93/3,024.01 = 555.05/x
  3. Step 3: Cross multiply
    2,015.93x = 3,024.01 × 555.05
  4. Step 4: Simplify right side
    2,015.93x = 1,678,476.75
  5. Step 5: Solve for x
    x = 1,678,476.75/2,015.93
  6. Step 6: Final answer
    x = 832.61

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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.