Finding the Fourth Proportional to 549,456.91, 758,277.57 and 331,662.13
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Solution
The fourth proportional to 549,456.91, 758,277.57 and 331,662.13 is: 457,710.06
Step by Step Solution
- Step 1: Write the proportion equation
549,456.91 : 758,277.57 = 331,662.13 : x - Step 2: Convert to fraction form
549,456.91/758,277.57 = 331,662.13/x - Step 3: Cross multiply
549,456.91x = 758,277.57 × 331,662.13 - Step 4: Simplify right side
549,456.91x = 251,491,953,997.42 - Step 5: Solve for x
x = 251,491,953,997.42/549,456.91 - Step 6: Final answer
x = 457,710.06
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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.