Finding the Fourth Proportional to 416,876.48, 575,067.68 and 253,582.91
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Solution
The fourth proportional to 416,876.48, 575,067.68 and 253,582.91 is: 349,809.46
Step by Step Solution
- Step 1: Write the proportion equation
416,876.48 : 575,067.68 = 253,582.91 : x - Step 2: Convert to fraction form
416,876.48/575,067.68 = 253,582.91/x - Step 3: Cross multiply
416,876.48x = 575,067.68 × 253,582.91 - Step 4: Simplify right side
416,876.48x = 145,827,334,705.54 - Step 5: Solve for x
x = 145,827,334,705.54/416,876.48 - Step 6: Final answer
x = 349,809.46
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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.