Home / 673,557.40-1,010,481.90-200,290.60

Finding the Fourth Proportional to 673,557.40, 1,010,481.90 and 200,290.60

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Solution

The fourth proportional to 673,557.40, 1,010,481.90 and 200,290.60 is: 300,479.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,557.40 : 1,010,481.90 = 200,290.60 : x
  2. Step 2: Convert to fraction form
    673,557.40/1,010,481.90 = 200,290.60/x
  3. Step 3: Cross multiply
    673,557.40x = 1,010,481.90 × 200,290.60
  4. Step 4: Simplify right side
    673,557.40x = 202,390,026,040.14
  5. Step 5: Solve for x
    x = 202,390,026,040.14/673,557.40
  6. Step 6: Final answer
    x = 300,479.26

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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.