Finding the Fourth Proportional to 875,007.50, 1,207,607.74 and 552,702.02
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Solution
The fourth proportional to 875,007.50, 1,207,607.74 and 552,702.02 is: 762,790.30
Step by Step Solution
- Step 1: Write the proportion equation
875,007.50 : 1,207,607.74 = 552,702.02 : x - Step 2: Convert to fraction form
875,007.50/1,207,607.74 = 552,702.02/x - Step 3: Cross multiply
875,007.50x = 1,207,607.74 × 552,702.02 - Step 4: Simplify right side
875,007.50x = 667,447,229,845.84 - Step 5: Solve for x
x = 667,447,229,845.84/875,007.50 - Step 6: Final answer
x = 762,790.30
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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.