Home / 476,696.14-657,955.25-272,865.22

Finding the Fourth Proportional to 476,696.14, 657,955.25 and 272,865.22

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Solution

The fourth proportional to 476,696.14, 657,955.25 and 272,865.22 is: 376,619.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,696.14 : 657,955.25 = 272,865.22 : x
  2. Step 2: Convert to fraction form
    476,696.14/657,955.25 = 272,865.22/x
  3. Step 3: Cross multiply
    476,696.14x = 657,955.25 × 272,865.22
  4. Step 4: Simplify right side
    476,696.14x = 179,533,104,041.41
  5. Step 5: Solve for x
    x = 179,533,104,041.41/476,696.14
  6. Step 6: Final answer
    x = 376,619.59

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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.