Finding the Fourth Proportional to 1,434.08, 2,152 and 568.24
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Solution
The fourth proportional to 1,434.08, 2,152 and 568.24 is: 852.71
Step by Step Solution
- Step 1: Write the proportion equation
1,434.08 : 2,152 = 568.24 : x - Step 2: Convert to fraction form
1,434.08/2,152 = 568.24/x - Step 3: Cross multiply
1,434.08x = 2,152 × 568.24 - Step 4: Simplify right side
1,434.08x = 1,222,852.48 - Step 5: Solve for x
x = 1,222,852.48/1,434.08 - Step 6: Final answer
x = 852.71
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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.