Finding the Fourth Proportional to 454,331.61, 626,981.90 and 250,389.99
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Solution
The fourth proportional to 454,331.61, 626,981.90 and 250,389.99 is: 345,540.54
Step by Step Solution
- Step 1: Write the proportion equation
454,331.61 : 626,981.90 = 250,389.99 : x - Step 2: Convert to fraction form
454,331.61/626,981.90 = 250,389.99/x - Step 3: Cross multiply
454,331.61x = 626,981.90 × 250,389.99 - Step 4: Simplify right side
454,331.61x = 156,989,990,419.23 - Step 5: Solve for x
x = 156,989,990,419.23/454,331.61 - Step 6: Final answer
x = 345,540.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.