Home / 489,186.16-675,083.82-295,566.94

Finding the Fourth Proportional to 489,186.16, 675,083.82 and 295,566.94

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Solution

The fourth proportional to 489,186.16, 675,083.82 and 295,566.94 is: 407,886.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,186.16 : 675,083.82 = 295,566.94 : x
  2. Step 2: Convert to fraction form
    489,186.16/675,083.82 = 295,566.94/x
  3. Step 3: Cross multiply
    489,186.16x = 675,083.82 × 295,566.94
  4. Step 4: Simplify right side
    489,186.16x = 199,532,458,920.91
  5. Step 5: Solve for x
    x = 199,532,458,920.91/489,186.16
  6. Step 6: Final answer
    x = 407,886.56

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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.