Finding the Third Proportional to 278,842.13 and 376,223.63
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Solution
The third proportional to 278,842.13 and 376,223.63 is: 507,614.18
Step by Step Solution
- Step 1: Write the proportion equation
278,842.13 : 376,223.63 = 376,223.63 : x - Step 2: Convert to fraction form
278,842.13/376,223.63 = 376,223.63/x - Step 3: Cross multiply
278,842.13x = 376,223.63 × 376,223.63 - Step 4: Simplify right side
278,842.13x = 141,544,216,008.14 - Step 5: Solve for x
x = 141,544,216,008.14/278,842.13 - Step 6: Final answer
x = 507,614.18
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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.