Finding the Fourth Proportional to 409,222.84, 564,755.91 and 248,084.68
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Solution
The fourth proportional to 409,222.84, 564,755.91 and 248,084.68 is: 342,374.07
Step by Step Solution
- Step 1: Write the proportion equation
409,222.84 : 564,755.91 = 248,084.68 : x - Step 2: Convert to fraction form
409,222.84/564,755.91 = 248,084.68/x - Step 3: Cross multiply
409,222.84x = 564,755.91 × 248,084.68 - Step 4: Simplify right side
409,222.84x = 140,107,289,210.46 - Step 5: Solve for x
x = 140,107,289,210.46/409,222.84 - Step 6: Final answer
x = 342,374.07
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.