Finding the Fourth Proportional to 423,941.79, 585,033.01 and 232,951.08
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Solution
The fourth proportional to 423,941.79, 585,033.01 and 232,951.08 is: 321,468.83
Step by Step Solution
- Step 1: Write the proportion equation
423,941.79 : 585,033.01 = 232,951.08 : x - Step 2: Convert to fraction form
423,941.79/585,033.01 = 232,951.08/x - Step 3: Cross multiply
423,941.79x = 585,033.01 × 232,951.08 - Step 4: Simplify right side
423,941.79x = 136,284,071,515.15 - Step 5: Solve for x
x = 136,284,071,515.15/423,941.79 - Step 6: Final answer
x = 321,468.83
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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.