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Finding the Fourth Proportional to 330,473.91, 456,056.88 and 179,570.91

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Solution

The fourth proportional to 330,473.91, 456,056.88 and 179,570.91 is: 247,809.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,473.91 : 456,056.88 = 179,570.91 : x
  2. Step 2: Convert to fraction form
    330,473.91/456,056.88 = 179,570.91/x
  3. Step 3: Cross multiply
    330,473.91x = 456,056.88 × 179,570.91
  4. Step 4: Simplify right side
    330,473.91x = 81,894,548,953.36
  5. Step 5: Solve for x
    x = 81,894,548,953.36/330,473.91
  6. Step 6: Final answer
    x = 247,809.42

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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.