Finding the Fourth Proportional to 752,845.08, 1,038,927 and 408,680.82
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Solution
The fourth proportional to 752,845.08, 1,038,927 and 408,680.82 is: 563,979.96
Step by Step Solution
- Step 1: Write the proportion equation
752,845.08 : 1,038,927 = 408,680.82 : x - Step 2: Convert to fraction form
752,845.08/1,038,927 = 408,680.82/x - Step 3: Cross multiply
752,845.08x = 1,038,927 × 408,680.82 - Step 4: Simplify right side
752,845.08x = 424,589,538,280.14 - Step 5: Solve for x
x = 424,589,538,280.14/752,845.08 - Step 6: Final answer
x = 563,979.96
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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.