Finding the Fourth Proportional to 368.24, 508.19 and 210.92
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Solution
The fourth proportional to 368.24, 508.19 and 210.92 is: 291.07
Step by Step Solution
- Step 1: Write the proportion equation
368.24 : 508.19 = 210.92 : x - Step 2: Convert to fraction form
368.24/508.19 = 210.92/x - Step 3: Cross multiply
368.24x = 508.19 × 210.92 - Step 4: Simplify right side
368.24x = 107,183.84 - Step 5: Solve for x
x = 107,183.84/368.24 - Step 6: Final answer
x = 291.07
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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.