Finding the Fourth Proportional to 655.74, 904.99 and 376
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Solution
The fourth proportional to 655.74, 904.99 and 376 is: 518.92
Step by Step Solution
- Step 1: Write the proportion equation
655.74 : 904.99 = 376 : x - Step 2: Convert to fraction form
655.74/904.99 = 376/x - Step 3: Cross multiply
655.74x = 904.99 × 376 - Step 4: Simplify right side
655.74x = 340,276.24 - Step 5: Solve for x
x = 340,276.24/655.74 - Step 6: Final answer
x = 518.92
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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.