Finding the Third Proportional to 279,247.50 and 442,381.50
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Solution
The third proportional to 279,247.50 and 442,381.50 is: 700,816.99
Step by Step Solution
- Step 1: Write the proportion equation
279,247.50 : 442,381.50 = 442,381.50 : x - Step 2: Convert to fraction form
279,247.50/442,381.50 = 442,381.50/x - Step 3: Cross multiply
279,247.50x = 442,381.50 × 442,381.50 - Step 4: Simplify right side
279,247.50x = 195,701,391,542.25 - Step 5: Solve for x
x = 195,701,391,542.25/279,247.50 - Step 6: Final answer
x = 700,816.99
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These problems maintain the same ratio (1.58) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.