Finding the Third Proportional to 432 and 829.50
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Solution
The third proportional to 432 and 829.50 is: 1,592.76
Step by Step Solution
- Step 1: Write the proportion equation
432 : 829.50 = 829.50 : x - Step 2: Convert to fraction form
432/829.50 = 829.50/x - Step 3: Cross multiply
432x = 829.50 × 829.50 - Step 4: Simplify right side
432x = 688,070.25 - Step 5: Solve for x
x = 688,070.25/432 - Step 6: Final answer
x = 1,592.76
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Why These Related Problems?
These problems maintain the same ratio (1.92) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.