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Finding the Fourth Proportional to 302,069.28, 416,698.56 and 181,152.48

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Solution

The fourth proportional to 302,069.28, 416,698.56 and 181,152.48 is: 249,896.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,069.28 : 416,698.56 = 181,152.48 : x
  2. Step 2: Convert to fraction form
    302,069.28/416,698.56 = 181,152.48/x
  3. Step 3: Cross multiply
    302,069.28x = 416,698.56 × 181,152.48
  4. Step 4: Simplify right side
    302,069.28x = 75,485,977,556.43
  5. Step 5: Solve for x
    x = 75,485,977,556.43/302,069.28
  6. Step 6: Final answer
    x = 249,896.24

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1.5x scale

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.