Finding the Fourth Proportional to 798,923.92, 1,102,490.04 and 436,342
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Solution
The fourth proportional to 798,923.92, 1,102,490.04 and 436,342 is: 602,138.32
Step by Step Solution
- Step 1: Write the proportion equation
798,923.92 : 1,102,490.04 = 436,342 : x - Step 2: Convert to fraction form
798,923.92/1,102,490.04 = 436,342/x - Step 3: Cross multiply
798,923.92x = 1,102,490.04 × 436,342 - Step 4: Simplify right side
798,923.92x = 481,062,709,033.68 - Step 5: Solve for x
x = 481,062,709,033.68/798,923.92 - Step 6: Final answer
x = 602,138.32
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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.