Finding the Fourth Proportional to 544, 815.80 and 178.68
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Solution
The fourth proportional to 544, 815.80 and 178.68 is: 267.95
Step by Step Solution
- Step 1: Write the proportion equation
544 : 815.80 = 178.68 : x - Step 2: Convert to fraction form
544/815.80 = 178.68/x - Step 3: Cross multiply
544x = 815.80 × 178.68 - Step 4: Simplify right side
544x = 145,767.14 - Step 5: Solve for x
x = 145,767.14/544 - Step 6: Final answer
x = 267.95
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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.