Finding the Third Proportional to 509,325.75 and 689,253.75
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Solution
The third proportional to 509,325.75 and 689,253.75 is: 932,744.38
Step by Step Solution
- Step 1: Write the proportion equation
509,325.75 : 689,253.75 = 689,253.75 : x - Step 2: Convert to fraction form
509,325.75/689,253.75 = 689,253.75/x - Step 3: Cross multiply
509,325.75x = 689,253.75 × 689,253.75 - Step 4: Simplify right side
509,325.75x = 475,070,731,889.06 - Step 5: Solve for x
x = 475,070,731,889.06/509,325.75 - Step 6: Final answer
x = 932,744.38
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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.