Finding the Fourth Proportional to 472,429.48, 651,924.59 and 268,452.09
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Solution
The fourth proportional to 472,429.48, 651,924.59 and 268,452.09 is: 370,447.92
Step by Step Solution
- Step 1: Write the proportion equation
472,429.48 : 651,924.59 = 268,452.09 : x - Step 2: Convert to fraction form
472,429.48/651,924.59 = 268,452.09/x - Step 3: Cross multiply
472,429.48x = 651,924.59 × 268,452.09 - Step 4: Simplify right side
472,429.48x = 175,010,514,920.92 - Step 5: Solve for x
x = 175,010,514,920.92/472,429.48 - Step 6: Final answer
x = 370,447.92
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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.