Finding the Fourth Proportional to 386,730.18, 580,110.99 and 184,222.19
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Solution
The fourth proportional to 386,730.18, 580,110.99 and 184,222.19 is: 276,340.77
Step by Step Solution
- Step 1: Write the proportion equation
386,730.18 : 580,110.99 = 184,222.19 : x - Step 2: Convert to fraction form
386,730.18/580,110.99 = 184,222.19/x - Step 3: Cross multiply
386,730.18x = 580,110.99 × 184,222.19 - Step 4: Simplify right side
386,730.18x = 106,869,314,120.31 - Step 5: Solve for x
x = 106,869,314,120.31/386,730.18 - Step 6: Final answer
x = 276,340.77
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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.