Finding the Fourth Proportional to 415,181.58, 572,832.05 and 233,830.08
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Solution
The fourth proportional to 415,181.58, 572,832.05 and 233,830.08 is: 322,618.75
Step by Step Solution
- Step 1: Write the proportion equation
415,181.58 : 572,832.05 = 233,830.08 : x - Step 2: Convert to fraction form
415,181.58/572,832.05 = 233,830.08/x - Step 3: Cross multiply
415,181.58x = 572,832.05 × 233,830.08 - Step 4: Simplify right side
415,181.58x = 133,945,362,908.91 - Step 5: Solve for x
x = 133,945,362,908.91/415,181.58 - Step 6: Final answer
x = 322,618.75
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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.