Finding the Fourth Proportional to 436,037.06, 601,744.80 and 263,986.58
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Solution
The fourth proportional to 436,037.06, 601,744.80 and 263,986.58 is: 364,309.75
Step by Step Solution
- Step 1: Write the proportion equation
436,037.06 : 601,744.80 = 263,986.58 : x - Step 2: Convert to fraction form
436,037.06/601,744.80 = 263,986.58/x - Step 3: Cross multiply
436,037.06x = 601,744.80 × 263,986.58 - Step 4: Simplify right side
436,037.06x = 158,852,548,776.06 - Step 5: Solve for x
x = 158,852,548,776.06/436,037.06 - Step 6: Final answer
x = 364,309.75
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1.5x scale
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.