Home / 303,947.20-456,052-163,677.88

Finding the Fourth Proportional to 303,947.20, 456,052 and 163,677.88

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Solution

The fourth proportional to 303,947.20, 456,052 and 163,677.88 is: 245,587.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,947.20 : 456,052 = 163,677.88 : x
  2. Step 2: Convert to fraction form
    303,947.20/456,052 = 163,677.88/x
  3. Step 3: Cross multiply
    303,947.20x = 456,052 × 163,677.88
  4. Step 4: Simplify right side
    303,947.20x = 74,645,624,529.76
  5. Step 5: Solve for x
    x = 74,645,624,529.76/303,947.20
  6. Step 6: Final answer
    x = 245,587.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.