Finding the Fourth Proportional to 958,350.62, 1,436,408.12 and 720,929.90
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Solution
The fourth proportional to 958,350.62, 1,436,408.12 and 720,929.90 is: 1,080,553.97
Step by Step Solution
- Step 1: Write the proportion equation
958,350.62 : 1,436,408.12 = 720,929.90 : x - Step 2: Convert to fraction form
958,350.62/1,436,408.12 = 720,929.90/x - Step 3: Cross multiply
958,350.62x = 1,436,408.12 × 720,929.90 - Step 4: Simplify right side
958,350.62x = 1,035,549,562,310.79 - Step 5: Solve for x
x = 1,035,549,562,310.79/958,350.62 - Step 6: Final answer
x = 1,080,553.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.