Home / 452,828.70-679,836.60-303,736.05

Finding the Fourth Proportional to 452,828.70, 679,836.60 and 303,736.05

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Solution

The fourth proportional to 452,828.70, 679,836.60 and 303,736.05 is: 456,002.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,828.70 : 679,836.60 = 303,736.05 : x
  2. Step 2: Convert to fraction form
    452,828.70/679,836.60 = 303,736.05/x
  3. Step 3: Cross multiply
    452,828.70x = 679,836.60 × 303,736.05
  4. Step 4: Simplify right side
    452,828.70x = 206,490,883,529.43
  5. Step 5: Solve for x
    x = 206,490,883,529.43/452,828.70
  6. Step 6: Final answer
    x = 456,002.20

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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.