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Finding the Fourth Proportional to 300,693.02, 414,956.34 and 179,834.31

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Solution

The fourth proportional to 300,693.02, 414,956.34 and 179,834.31 is: 248,171.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,693.02 : 414,956.34 = 179,834.31 : x
  2. Step 2: Convert to fraction form
    300,693.02/414,956.34 = 179,834.31/x
  3. Step 3: Cross multiply
    300,693.02x = 414,956.34 × 179,834.31
  4. Step 4: Simplify right side
    300,693.02x = 74,623,385,009.24
  5. Step 5: Solve for x
    x = 74,623,385,009.24/300,693.02
  6. Step 6: Final answer
    x = 248,171.32

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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.