Finding the Third Proportional to 178,438.50 and 286,881.75
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Solution
The third proportional to 178,438.50 and 286,881.75 is: 461,229.71
Step by Step Solution
- Step 1: Write the proportion equation
178,438.50 : 286,881.75 = 286,881.75 : x - Step 2: Convert to fraction form
178,438.50/286,881.75 = 286,881.75/x - Step 3: Cross multiply
178,438.50x = 286,881.75 × 286,881.75 - Step 4: Simplify right side
178,438.50x = 82,301,138,483.06 - Step 5: Solve for x
x = 82,301,138,483.06/178,438.50 - Step 6: Final answer
x = 461,229.71
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These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.