Finding the Fourth Proportional to 286,358.60, 394,998.18 and 184,350.44
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Solution
The fourth proportional to 286,358.60, 394,998.18 and 184,350.44 is: 254,289.86
Step by Step Solution
- Step 1: Write the proportion equation
286,358.60 : 394,998.18 = 184,350.44 : x - Step 2: Convert to fraction form
286,358.60/394,998.18 = 184,350.44/x - Step 3: Cross multiply
286,358.60x = 394,998.18 × 184,350.44 - Step 4: Simplify right side
286,358.60x = 72,818,088,282.20 - Step 5: Solve for x
x = 72,818,088,282.20/286,358.60 - Step 6: Final answer
x = 254,289.86
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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.