Finding the Third Proportional to 455,814 and 663,729.75
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Solution
The third proportional to 455,814 and 663,729.75 is: 966,484.53
Step by Step Solution
- Step 1: Write the proportion equation
455,814 : 663,729.75 = 663,729.75 : x - Step 2: Convert to fraction form
455,814/663,729.75 = 663,729.75/x - Step 3: Cross multiply
455,814x = 663,729.75 × 663,729.75 - Step 4: Simplify right side
455,814x = 440,537,181,035.06 - Step 5: Solve for x
x = 440,537,181,035.06/455,814 - Step 6: Final answer
x = 966,484.53
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.