Finding the Fourth Proportional to 893,728.98, 1,340,172.05 and 324,708.84
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Solution
The fourth proportional to 893,728.98, 1,340,172.05 and 324,708.84 is: 486,910.15
Step by Step Solution
- Step 1: Write the proportion equation
893,728.98 : 1,340,172.05 = 324,708.84 : x - Step 2: Convert to fraction form
893,728.98/1,340,172.05 = 324,708.84/x - Step 3: Cross multiply
893,728.98x = 1,340,172.05 × 324,708.84 - Step 4: Simplify right side
893,728.98x = 435,165,710,132.38 - Step 5: Solve for x
x = 435,165,710,132.38/893,728.98 - Step 6: Final answer
x = 486,910.15
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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.