Finding the Fourth Proportional to 563.19, 777.09 and 341.99
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Solution
The fourth proportional to 563.19, 777.09 and 341.99 is: 471.88
Step by Step Solution
- Step 1: Write the proportion equation
563.19 : 777.09 = 341.99 : x - Step 2: Convert to fraction form
563.19/777.09 = 341.99/x - Step 3: Cross multiply
563.19x = 777.09 × 341.99 - Step 4: Simplify right side
563.19x = 265,757.32 - Step 5: Solve for x
x = 265,757.32/563.19 - Step 6: Final answer
x = 471.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.