Finding the Third Proportional to 530.75 and 1,152.50
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Solution
The third proportional to 530.75 and 1,152.50 is: 2,502.60
Step by Step Solution
- Step 1: Write the proportion equation
530.75 : 1,152.50 = 1,152.50 : x - Step 2: Convert to fraction form
530.75/1,152.50 = 1,152.50/x - Step 3: Cross multiply
530.75x = 1,152.50 × 1,152.50 - Step 4: Simplify right side
530.75x = 1,328,256.25 - Step 5: Solve for x
x = 1,328,256.25/530.75 - Step 6: Final answer
x = 2,502.60
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.