Finding the Fourth Proportional to 615,486.80, 923,316.60 and 194,718.80
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Solution
The fourth proportional to 615,486.80, 923,316.60 and 194,718.80 is: 292,105.53
Step by Step Solution
- Step 1: Write the proportion equation
615,486.80 : 923,316.60 = 194,718.80 : x - Step 2: Convert to fraction form
615,486.80/923,316.60 = 194,718.80/x - Step 3: Cross multiply
615,486.80x = 923,316.60 × 194,718.80 - Step 4: Simplify right side
615,486.80x = 179,787,100,372.08 - Step 5: Solve for x
x = 179,787,100,372.08/615,486.80 - Step 6: Final answer
x = 292,105.53
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.