Finding the Fourth Proportional to 623,067.71, 859,832.35 and 336,586.91
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Solution
The fourth proportional to 623,067.71, 859,832.35 and 336,586.91 is: 464,489.34
Step by Step Solution
- Step 1: Write the proportion equation
623,067.71 : 859,832.35 = 336,586.91 : x - Step 2: Convert to fraction form
623,067.71/859,832.35 = 336,586.91/x - Step 3: Cross multiply
623,067.71x = 859,832.35 × 336,586.91 - Step 4: Simplify right side
623,067.71x = 289,408,308,663.91 - Step 5: Solve for x
x = 289,408,308,663.91/623,067.71 - Step 6: Final answer
x = 464,489.34
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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.