Finding the Fourth Proportional to 435.08, 600.36 and 257.96
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Solution
The fourth proportional to 435.08, 600.36 and 257.96 is: 355.95
Step by Step Solution
- Step 1: Write the proportion equation
435.08 : 600.36 = 257.96 : x - Step 2: Convert to fraction form
435.08/600.36 = 257.96/x - Step 3: Cross multiply
435.08x = 600.36 × 257.96 - Step 4: Simplify right side
435.08x = 154,868.87 - Step 5: Solve for x
x = 154,868.87/435.08 - Step 6: Final answer
x = 355.95
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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.