Finding the Fourth Proportional to 415,821.06, 573,830.28 and 234,534.49
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Solution
The fourth proportional to 415,821.06, 573,830.28 and 234,534.49 is: 323,656.02
Step by Step Solution
- Step 1: Write the proportion equation
415,821.06 : 573,830.28 = 234,534.49 : x - Step 2: Convert to fraction form
415,821.06/573,830.28 = 234,534.49/x - Step 3: Cross multiply
415,821.06x = 573,830.28 × 234,534.49 - Step 4: Simplify right side
415,821.06x = 134,582,990,631.78 - Step 5: Solve for x
x = 134,582,990,631.78/415,821.06 - Step 6: Final answer
x = 323,656.02
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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.