Finding the Fourth Proportional to 453.24, 625.73 and 342.99
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Solution
The fourth proportional to 453.24, 625.73 and 342.99 is: 473.52
Step by Step Solution
- Step 1: Write the proportion equation
453.24 : 625.73 = 342.99 : x - Step 2: Convert to fraction form
453.24/625.73 = 342.99/x - Step 3: Cross multiply
453.24x = 625.73 × 342.99 - Step 4: Simplify right side
453.24x = 214,617.42 - Step 5: Solve for x
x = 214,617.42/453.24 - Step 6: Final answer
x = 473.52
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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.