Finding the Third Proportional to 276,032.81 and 391,442.63
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Solution
The third proportional to 276,032.81 and 391,442.63 is: 555,105.49
Step by Step Solution
- Step 1: Write the proportion equation
276,032.81 : 391,442.63 = 391,442.63 : x - Step 2: Convert to fraction form
276,032.81/391,442.63 = 391,442.63/x - Step 3: Cross multiply
276,032.81x = 391,442.63 × 391,442.63 - Step 4: Simplify right side
276,032.81x = 153,227,328,666.89 - Step 5: Solve for x
x = 153,227,328,666.89/276,032.81 - Step 6: Final answer
x = 555,105.49
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These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.