Home / 850,379.60-1,173,525.45-463,193.83

Finding the Fourth Proportional to 850,379.60, 1,173,525.45 and 463,193.83

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Solution

The fourth proportional to 850,379.60, 1,173,525.45 and 463,193.83 is: 639,208.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,379.60 : 1,173,525.45 = 463,193.83 : x
  2. Step 2: Convert to fraction form
    850,379.60/1,173,525.45 = 463,193.83/x
  3. Step 3: Cross multiply
    850,379.60x = 1,173,525.45 × 463,193.83
  4. Step 4: Simplify right side
    850,379.60x = 543,569,747,787.97
  5. Step 5: Solve for x
    x = 543,569,747,787.97/850,379.60
  6. Step 6: Final answer
    x = 639,208.36

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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.