Finding the Fourth Proportional to 424,188.79, 585,374.26 and 230,590.08
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Solution
The fourth proportional to 424,188.79, 585,374.26 and 230,590.08 is: 318,210.90
Step by Step Solution
- Step 1: Write the proportion equation
424,188.79 : 585,374.26 = 230,590.08 : x - Step 2: Convert to fraction form
424,188.79/585,374.26 = 230,590.08/x - Step 3: Cross multiply
424,188.79x = 585,374.26 × 230,590.08 - Step 4: Simplify right side
424,188.79x = 134,981,497,443.34 - Step 5: Solve for x
x = 134,981,497,443.34/424,188.79 - Step 6: Final answer
x = 318,210.90
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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.