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Finding the Fourth Proportional to 302,054.40, 416,908.80 and 182,860.80

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Solution

The fourth proportional to 302,054.40, 416,908.80 and 182,860.80 is: 252,392.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,054.40 : 416,908.80 = 182,860.80 : x
  2. Step 2: Convert to fraction form
    302,054.40/416,908.80 = 182,860.80/x
  3. Step 3: Cross multiply
    302,054.40x = 416,908.80 × 182,860.80
  4. Step 4: Simplify right side
    302,054.40x = 76,236,276,695.04
  5. Step 5: Solve for x
    x = 76,236,276,695.04/302,054.40
  6. Step 6: Final answer
    x = 252,392.54

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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.