Home / 395,975.09-546,896.67-268,429.25

Finding the Fourth Proportional to 395,975.09, 546,896.67 and 268,429.25

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Solution

The fourth proportional to 395,975.09, 546,896.67 and 268,429.25 is: 370,738.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,975.09 : 546,896.67 = 268,429.25 : x
  2. Step 2: Convert to fraction form
    395,975.09/546,896.67 = 268,429.25/x
  3. Step 3: Cross multiply
    395,975.09x = 546,896.67 × 268,429.25
  4. Step 4: Simplify right side
    395,975.09x = 146,803,064,322.84
  5. Step 5: Solve for x
    x = 146,803,064,322.84/395,975.09
  6. Step 6: Final answer
    x = 370,738.13

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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.