Home / 804,281.37-1,206,421.26-205,242.51

Finding the Fourth Proportional to 804,281.37, 1,206,421.26 and 205,242.51

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Solution

The fourth proportional to 804,281.37, 1,206,421.26 and 205,242.51 is: 307,863.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,281.37 : 1,206,421.26 = 205,242.51 : x
  2. Step 2: Convert to fraction form
    804,281.37/1,206,421.26 = 205,242.51/x
  3. Step 3: Cross multiply
    804,281.37x = 1,206,421.26 × 205,242.51
  4. Step 4: Simplify right side
    804,281.37x = 247,608,927,519.76
  5. Step 5: Solve for x
    x = 247,608,927,519.76/804,281.37
  6. Step 6: Final answer
    x = 307,863.56

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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.