Home / 888,850.63-1,333,534.14-320,220.91

Finding the Fourth Proportional to 888,850.63, 1,333,534.14 and 320,220.91

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Solution

The fourth proportional to 888,850.63, 1,333,534.14 and 320,220.91 is: 480,424.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,850.63 : 1,333,534.14 = 320,220.91 : x
  2. Step 2: Convert to fraction form
    888,850.63/1,333,534.14 = 320,220.91/x
  3. Step 3: Cross multiply
    888,850.63x = 1,333,534.14 × 320,220.91
  4. Step 4: Simplify right side
    888,850.63x = 427,025,515,826.87
  5. Step 5: Solve for x
    x = 427,025,515,826.87/888,850.63
  6. Step 6: Final answer
    x = 480,424.38

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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.