Finding the Third Proportional to 493,474.50 and 668,686.50
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Solution
The third proportional to 493,474.50 and 668,686.50 is: 906,108.90
Step by Step Solution
- Step 1: Write the proportion equation
493,474.50 : 668,686.50 = 668,686.50 : x - Step 2: Convert to fraction form
493,474.50/668,686.50 = 668,686.50/x - Step 3: Cross multiply
493,474.50x = 668,686.50 × 668,686.50 - Step 4: Simplify right side
493,474.50x = 447,141,635,282.25 - Step 5: Solve for x
x = 447,141,635,282.25/493,474.50 - Step 6: Final answer
x = 906,108.90
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These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.