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Finding the Fourth Proportional to 2,045.48, 3,068.22 and 584.51

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Solution

The fourth proportional to 2,045.48, 3,068.22 and 584.51 is: 876.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045.48 : 3,068.22 = 584.51 : x
  2. Step 2: Convert to fraction form
    2,045.48/3,068.22 = 584.51/x
  3. Step 3: Cross multiply
    2,045.48x = 3,068.22 × 584.51
  4. Step 4: Simplify right side
    2,045.48x = 1,793,405.27
  5. Step 5: Solve for x
    x = 1,793,405.27/2,045.48
  6. Step 6: Final answer
    x = 876.77

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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.