Home / 673,040.72-1,009,751.86-273,967.88

Finding the Fourth Proportional to 673,040.72, 1,009,751.86 and 273,967.88

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Solution

The fourth proportional to 673,040.72, 1,009,751.86 and 273,967.88 is: 411,029.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    673,040.72 : 1,009,751.86 = 273,967.88 : x
  2. Step 2: Convert to fraction form
    673,040.72/1,009,751.86 = 273,967.88/x
  3. Step 3: Cross multiply
    673,040.72x = 1,009,751.86 × 273,967.88
  4. Step 4: Simplify right side
    673,040.72x = 276,639,576,410.26
  5. Step 5: Solve for x
    x = 276,639,576,410.26/673,040.72
  6. Step 6: Final answer
    x = 411,029.48

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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.