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Finding the Fourth Proportional to 300,182.51, 414,274.36 and 171,124.06

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Solution

The fourth proportional to 300,182.51, 414,274.36 and 171,124.06 is: 236,164.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,182.51 : 414,274.36 = 171,124.06 : x
  2. Step 2: Convert to fraction form
    300,182.51/414,274.36 = 171,124.06/x
  3. Step 3: Cross multiply
    300,182.51x = 414,274.36 × 171,124.06
  4. Step 4: Simplify right side
    300,182.51x = 70,892,310,437.10
  5. Step 5: Solve for x
    x = 70,892,310,437.10/300,182.51
  6. Step 6: Final answer
    x = 236,164.03

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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.