Finding the Fourth Proportional to 886,902.96, 1,330,441.72 and 238,471.08
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Solution
The fourth proportional to 886,902.96, 1,330,441.72 and 238,471.08 is: 357,730.09
Step by Step Solution
- Step 1: Write the proportion equation
886,902.96 : 1,330,441.72 = 238,471.08 : x - Step 2: Convert to fraction form
886,902.96/1,330,441.72 = 238,471.08/x - Step 3: Cross multiply
886,902.96x = 1,330,441.72 × 238,471.08 - Step 4: Simplify right side
886,902.96x = 317,271,873,845.46 - Step 5: Solve for x
x = 317,271,873,845.46/886,902.96 - Step 6: Final answer
x = 357,730.09
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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.