Finding the Fourth Proportional to 262,887.84, 362,407.60 and 187,305.12
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Solution
The fourth proportional to 262,887.84, 362,407.60 and 187,305.12 is: 258,212.02
Step by Step Solution
- Step 1: Write the proportion equation
262,887.84 : 362,407.60 = 187,305.12 : x - Step 2: Convert to fraction form
262,887.84/362,407.60 = 187,305.12/x - Step 3: Cross multiply
262,887.84x = 362,407.60 × 187,305.12 - Step 4: Simplify right side
262,887.84x = 67,880,799,006.91 - Step 5: Solve for x
x = 67,880,799,006.91/262,887.84 - Step 6: Final answer
x = 258,212.02
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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.