Home / 786,295.98-1,179,248.96-336,965.90

Finding the Fourth Proportional to 786,295.98, 1,179,248.96 and 336,965.90

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Solution

The fourth proportional to 786,295.98, 1,179,248.96 and 336,965.90 is: 505,365.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    786,295.98 : 1,179,248.96 = 336,965.90 : x
  2. Step 2: Convert to fraction form
    786,295.98/1,179,248.96 = 336,965.90/x
  3. Step 3: Cross multiply
    786,295.98x = 1,179,248.96 × 336,965.90
  4. Step 4: Simplify right side
    786,295.98x = 397,366,682,076.63
  5. Step 5: Solve for x
    x = 397,366,682,076.63/786,295.98
  6. Step 6: Final answer
    x = 505,365.27

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1.5x scale

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.