Home / 484,467.60-668,556.27-269,605.65

Finding the Fourth Proportional to 484,467.60, 668,556.27 and 269,605.65

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Solution

The fourth proportional to 484,467.60, 668,556.27 and 269,605.65 is: 372,050.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,467.60 : 668,556.27 = 269,605.65 : x
  2. Step 2: Convert to fraction form
    484,467.60/668,556.27 = 269,605.65/x
  3. Step 3: Cross multiply
    484,467.60x = 668,556.27 × 269,605.65
  4. Step 4: Simplify right side
    484,467.60x = 180,246,547,734.93
  5. Step 5: Solve for x
    x = 180,246,547,734.93/484,467.60
  6. Step 6: Final answer
    x = 372,050.78

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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.