Home / 850,662.24-1,174,083.36-488,330.88

Finding the Fourth Proportional to 850,662.24, 1,174,083.36 and 488,330.88

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Solution

The fourth proportional to 850,662.24, 1,174,083.36 and 488,330.88 is: 673,993.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,662.24 : 1,174,083.36 = 488,330.88 : x
  2. Step 2: Convert to fraction form
    850,662.24/1,174,083.36 = 488,330.88/x
  3. Step 3: Cross multiply
    850,662.24x = 1,174,083.36 × 488,330.88
  4. Step 4: Simplify right side
    850,662.24x = 573,341,160,382.16
  5. Step 5: Solve for x
    x = 573,341,160,382.16/850,662.24
  6. Step 6: Final answer
    x = 673,993.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.