Finding the Fourth Proportional to 887,912.47, 1,331,647.26 and 348,278.41
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Solution
The fourth proportional to 887,912.47, 1,331,647.26 and 348,278.41 is: 522,330.75
Step by Step Solution
- Step 1: Write the proportion equation
887,912.47 : 1,331,647.26 = 348,278.41 : x - Step 2: Convert to fraction form
887,912.47/1,331,647.26 = 348,278.41/x - Step 3: Cross multiply
887,912.47x = 1,331,647.26 × 348,278.41 - Step 4: Simplify right side
887,912.47x = 463,783,990,393.66 - Step 5: Solve for x
x = 463,783,990,393.66/887,912.47 - Step 6: Final answer
x = 522,330.75
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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.