Finding the Fourth Proportional to 545,865.76, 818,923.26 and 166,840.44
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Solution
The fourth proportional to 545,865.76, 818,923.26 and 166,840.44 is: 250,298.75
Step by Step Solution
- Step 1: Write the proportion equation
545,865.76 : 818,923.26 = 166,840.44 : x - Step 2: Convert to fraction form
545,865.76/818,923.26 = 166,840.44/x - Step 3: Cross multiply
545,865.76x = 818,923.26 × 166,840.44 - Step 4: Simplify right side
545,865.76x = 136,629,517,024.63 - Step 5: Solve for x
x = 136,629,517,024.63/545,865.76 - Step 6: Final answer
x = 250,298.75
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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.