Home / 805,628.04-1,208,540.52-273,301.36

Finding the Fourth Proportional to 805,628.04, 1,208,540.52 and 273,301.36

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Solution

The fourth proportional to 805,628.04, 1,208,540.52 and 273,301.36 is: 409,985.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    805,628.04 : 1,208,540.52 = 273,301.36 : x
  2. Step 2: Convert to fraction form
    805,628.04/1,208,540.52 = 273,301.36/x
  3. Step 3: Cross multiply
    805,628.04x = 1,208,540.52 × 273,301.36
  4. Step 4: Simplify right side
    805,628.04x = 330,295,767,731.11
  5. Step 5: Solve for x
    x = 330,295,767,731.11/805,628.04
  6. Step 6: Final answer
    x = 409,985.44

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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.