Home / 1,072,439.64-1,608,857.22-352,821.84

Finding the Fourth Proportional to 1,072,439.64, 1,608,857.22 and 352,821.84

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Solution

The fourth proportional to 1,072,439.64, 1,608,857.22 and 352,821.84 is: 529,297.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,072,439.64 : 1,608,857.22 = 352,821.84 : x
  2. Step 2: Convert to fraction form
    1,072,439.64/1,608,857.22 = 352,821.84/x
  3. Step 3: Cross multiply
    1,072,439.64x = 1,608,857.22 × 352,821.84
  4. Step 4: Simplify right side
    1,072,439.64x = 567,639,964,657.69
  5. Step 5: Solve for x
    x = 567,639,964,657.69/1,072,439.64
  6. Step 6: Final answer
    x = 529,297.82

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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.