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Finding the Fourth Proportional to 1,827.83, 2,742.20 and 595.31

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Solution

The fourth proportional to 1,827.83, 2,742.20 and 595.31 is: 893.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827.83 : 2,742.20 = 595.31 : x
  2. Step 2: Convert to fraction form
    1,827.83/2,742.20 = 595.31/x
  3. Step 3: Cross multiply
    1,827.83x = 2,742.20 × 595.31
  4. Step 4: Simplify right side
    1,827.83x = 1,632,442.39
  5. Step 5: Solve for x
    x = 1,632,442.39/1,827.83
  6. Step 6: Final answer
    x = 893.11

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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.