Home / 730,322.12-1,094,578.86-413,819.48

Finding the Fourth Proportional to 730,322.12, 1,094,578.86 and 413,819.48

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Solution

The fourth proportional to 730,322.12, 1,094,578.86 and 413,819.48 is: 620,216.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    730,322.12 : 1,094,578.86 = 413,819.48 : x
  2. Step 2: Convert to fraction form
    730,322.12/1,094,578.86 = 413,819.48/x
  3. Step 3: Cross multiply
    730,322.12x = 1,094,578.86 × 413,819.48
  4. Step 4: Simplify right side
    730,322.12x = 452,958,054,664.19
  5. Step 5: Solve for x
    x = 452,958,054,664.19/730,322.12
  6. Step 6: Final answer
    x = 620,216.81

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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.