Finding the Third Proportional to 302,631.75 and 455,253.75
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Solution
The third proportional to 302,631.75 and 455,253.75 is: 684,845.45
Step by Step Solution
- Step 1: Write the proportion equation
302,631.75 : 455,253.75 = 455,253.75 : x - Step 2: Convert to fraction form
302,631.75/455,253.75 = 455,253.75/x - Step 3: Cross multiply
302,631.75x = 455,253.75 × 455,253.75 - Step 4: Simplify right side
302,631.75x = 207,255,976,889.06 - Step 5: Solve for x
x = 207,255,976,889.06/302,631.75 - Step 6: Final answer
x = 684,845.45
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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.