Home / 1,004.67-1,386.25-606.22

Finding the Fourth Proportional to 1,004.67, 1,386.25 and 606.22

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Solution

The fourth proportional to 1,004.67, 1,386.25 and 606.22 is: 836.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004.67 : 1,386.25 = 606.22 : x
  2. Step 2: Convert to fraction form
    1,004.67/1,386.25 = 606.22/x
  3. Step 3: Cross multiply
    1,004.67x = 1,386.25 × 606.22
  4. Step 4: Simplify right side
    1,004.67x = 840,367.49
  5. Step 5: Solve for x
    x = 840,367.49/1,004.67
  6. Step 6: Final answer
    x = 836.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.