Home / 1,219.38-1,827.81-601.98

Finding the Fourth Proportional to 1,219.38, 1,827.81 and 601.98

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Solution

The fourth proportional to 1,219.38, 1,827.81 and 601.98 is: 902.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219.38 : 1,827.81 = 601.98 : x
  2. Step 2: Convert to fraction form
    1,219.38/1,827.81 = 601.98/x
  3. Step 3: Cross multiply
    1,219.38x = 1,827.81 × 601.98
  4. Step 4: Simplify right side
    1,219.38x = 1,100,305.06
  5. Step 5: Solve for x
    x = 1,100,305.06/1,219.38
  6. Step 6: Final answer
    x = 902.35

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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.