Home / 1,004.60-1,386.35-584.96

Finding the Fourth Proportional to 1,004.60, 1,386.35 and 584.96

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Solution

The fourth proportional to 1,004.60, 1,386.35 and 584.96 is: 807.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,004.60 : 1,386.35 = 584.96 : x
  2. Step 2: Convert to fraction form
    1,004.60/1,386.35 = 584.96/x
  3. Step 3: Cross multiply
    1,004.60x = 1,386.35 × 584.96
  4. Step 4: Simplify right side
    1,004.60x = 810,964.22
  5. Step 5: Solve for x
    x = 810,964.22/1,004.60
  6. Step 6: Final answer
    x = 807.25

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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.