Finding the Third Proportional to 455,890 and 1,055,304
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Solution
The third proportional to 455,890 and 1,055,304 is: 2,442,840.45
Step by Step Solution
- Step 1: Write the proportion equation
455,890 : 1,055,304 = 1,055,304 : x - Step 2: Convert to fraction form
455,890/1,055,304 = 1,055,304/x - Step 3: Cross multiply
455,890x = 1,055,304 × 1,055,304 - Step 4: Simplify right side
455,890x = 1,113,666,532,416 - Step 5: Solve for x
x = 1,113,666,532,416/455,890 - Step 6: Final answer
x = 2,442,840.45
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These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.