Home / 349,055.40-481,668.06-196,085.28

Finding the Fourth Proportional to 349,055.40, 481,668.06 and 196,085.28

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Solution

The fourth proportional to 349,055.40, 481,668.06 and 196,085.28 is: 270,581.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,055.40 : 481,668.06 = 196,085.28 : x
  2. Step 2: Convert to fraction form
    349,055.40/481,668.06 = 196,085.28/x
  3. Step 3: Cross multiply
    349,055.40x = 481,668.06 × 196,085.28
  4. Step 4: Simplify right side
    349,055.40x = 94,448,016,412.16
  5. Step 5: Solve for x
    x = 94,448,016,412.16/349,055.40
  6. Step 6: Final answer
    x = 270,581.74

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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.