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Finding the Fourth Proportional to 303,480.24, 418,770.24 and 174,392.58

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Solution

The fourth proportional to 303,480.24, 418,770.24 and 174,392.58 is: 240,643.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,480.24 : 418,770.24 = 174,392.58 : x
  2. Step 2: Convert to fraction form
    303,480.24/418,770.24 = 174,392.58/x
  3. Step 3: Cross multiply
    303,480.24x = 418,770.24 × 174,392.58
  4. Step 4: Simplify right side
    303,480.24x = 73,030,422,580.82
  5. Step 5: Solve for x
    x = 73,030,422,580.82/303,480.24
  6. Step 6: Final answer
    x = 240,643.09

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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.