Finding the Fourth Proportional to 435.24, 651.99 and 203.81
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Solution
The fourth proportional to 435.24, 651.99 and 203.81 is: 305.31
Step by Step Solution
- Step 1: Write the proportion equation
435.24 : 651.99 = 203.81 : x - Step 2: Convert to fraction form
435.24/651.99 = 203.81/x - Step 3: Cross multiply
435.24x = 651.99 × 203.81 - Step 4: Simplify right side
435.24x = 132,882.08 - Step 5: Solve for x
x = 132,882.08/435.24 - Step 6: Final answer
x = 305.31
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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.