Home / 319,827.33-479,814.81-170,211.93

Finding the Fourth Proportional to 319,827.33, 479,814.81 and 170,211.93

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Solution

The fourth proportional to 319,827.33, 479,814.81 and 170,211.93 is: 255,357.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,827.33 : 479,814.81 = 170,211.93 : x
  2. Step 2: Convert to fraction form
    319,827.33/479,814.81 = 170,211.93/x
  3. Step 3: Cross multiply
    319,827.33x = 479,814.81 × 170,211.93
  4. Step 4: Simplify right side
    319,827.33x = 81,670,204,852.68
  5. Step 5: Solve for x
    x = 81,670,204,852.68/319,827.33
  6. Step 6: Final answer
    x = 255,357.18

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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.