Finding the Third Proportional to 309,237.75 and 452,769.75
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Solution
The third proportional to 309,237.75 and 452,769.75 is: 662,921.80
Step by Step Solution
- Step 1: Write the proportion equation
309,237.75 : 452,769.75 = 452,769.75 : x - Step 2: Convert to fraction form
309,237.75/452,769.75 = 452,769.75/x - Step 3: Cross multiply
309,237.75x = 452,769.75 × 452,769.75 - Step 4: Simplify right side
309,237.75x = 205,000,446,515.06 - Step 5: Solve for x
x = 205,000,446,515.06/309,237.75 - Step 6: Final answer
x = 662,921.80
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These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.