Finding the Third Proportional to 291,271.88 and 393,525.75
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Solution
The third proportional to 291,271.88 and 393,525.75 is: 531,676.86
Step by Step Solution
- Step 1: Write the proportion equation
291,271.88 : 393,525.75 = 393,525.75 : x - Step 2: Convert to fraction form
291,271.88/393,525.75 = 393,525.75/x - Step 3: Cross multiply
291,271.88x = 393,525.75 × 393,525.75 - Step 4: Simplify right side
291,271.88x = 154,862,515,913.06 - Step 5: Solve for x
x = 154,862,515,913.06/291,271.88 - Step 6: Final answer
x = 531,676.86
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These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.