Finding the Fourth Proportional to 491,468.24, 736,312.44 and 225,451.28
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Solution
The fourth proportional to 491,468.24, 736,312.44 and 225,451.28 is: 337,768.69
Step by Step Solution
- Step 1: Write the proportion equation
491,468.24 : 736,312.44 = 225,451.28 : x - Step 2: Convert to fraction form
491,468.24/736,312.44 = 225,451.28/x - Step 3: Cross multiply
491,468.24x = 736,312.44 × 225,451.28 - Step 4: Simplify right side
491,468.24x = 166,002,582,077.92 - Step 5: Solve for x
x = 166,002,582,077.92/491,468.24 - Step 6: Final answer
x = 337,768.69
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.