Home / 1,080,782.46-1,621,349.86-332,828.46

Finding the Fourth Proportional to 1,080,782.46, 1,621,349.86 and 332,828.46

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Solution

The fourth proportional to 1,080,782.46, 1,621,349.86 and 332,828.46 is: 499,296.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,782.46 : 1,621,349.86 = 332,828.46 : x
  2. Step 2: Convert to fraction form
    1,080,782.46/1,621,349.86 = 332,828.46/x
  3. Step 3: Cross multiply
    1,080,782.46x = 1,621,349.86 × 332,828.46
  4. Step 4: Simplify right side
    1,080,782.46x = 539,631,377,025.02
  5. Step 5: Solve for x
    x = 539,631,377,025.02/1,080,782.46
  6. Step 6: Final answer
    x = 499,296.94

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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.