Finding the Third Proportional to 643,291.88 and 946,226.81
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Solution
The third proportional to 643,291.88 and 946,226.81 is: 1,391,817.95
Step by Step Solution
- Step 1: Write the proportion equation
643,291.88 : 946,226.81 = 946,226.81 : x - Step 2: Convert to fraction form
643,291.88/946,226.81 = 946,226.81/x - Step 3: Cross multiply
643,291.88x = 946,226.81 × 946,226.81 - Step 4: Simplify right side
643,291.88x = 895,345,180,693.91 - Step 5: Solve for x
x = 895,345,180,693.91/643,291.88 - Step 6: Final answer
x = 1,391,817.95
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.