Home / 308,055.24-462,197.34-188,357.80

Finding the Fourth Proportional to 308,055.24, 462,197.34 and 188,357.80

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Solution

The fourth proportional to 308,055.24, 462,197.34 and 188,357.80 is: 282,606.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,055.24 : 462,197.34 = 188,357.80 : x
  2. Step 2: Convert to fraction form
    308,055.24/462,197.34 = 188,357.80/x
  3. Step 3: Cross multiply
    308,055.24x = 462,197.34 × 188,357.80
  4. Step 4: Simplify right side
    308,055.24x = 87,058,474,128.25
  5. Step 5: Solve for x
    x = 87,058,474,128.25/308,055.24
  6. Step 6: Final answer
    x = 282,606.70

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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.