Finding the Fourth Proportional to 807,285.67, 1,209,451.67 and 381,173.42
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Solution
The fourth proportional to 807,285.67, 1,209,451.67 and 381,173.42 is: 571,062.82
Step by Step Solution
- Step 1: Write the proportion equation
807,285.67 : 1,209,451.67 = 381,173.42 : x - Step 2: Convert to fraction form
807,285.67/1,209,451.67 = 381,173.42/x - Step 3: Cross multiply
807,285.67x = 1,209,451.67 × 381,173.42 - Step 4: Simplify right side
807,285.67x = 461,010,831,925.77 - Step 5: Solve for x
x = 461,010,831,925.77/807,285.67 - Step 6: Final answer
x = 571,062.82
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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.