Finding the Fourth Proportional to 456,863.75, 630,757.91 and 293,586.47
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Solution
The fourth proportional to 456,863.75, 630,757.91 and 293,586.47 is: 405,333.07
Step by Step Solution
- Step 1: Write the proportion equation
456,863.75 : 630,757.91 = 293,586.47 : x - Step 2: Convert to fraction form
456,863.75/630,757.91 = 293,586.47/x - Step 3: Cross multiply
456,863.75x = 630,757.91 × 293,586.47 - Step 4: Simplify right side
456,863.75x = 185,181,986,753.55 - Step 5: Solve for x
x = 185,181,986,753.55/456,863.75 - Step 6: Final answer
x = 405,333.07
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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.