Finding the Fourth Proportional to 441,160.88, 661,656.87 and 171,288.99
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Solution
The fourth proportional to 441,160.88, 661,656.87 and 171,288.99 is: 256,900.70
Step by Step Solution
- Step 1: Write the proportion equation
441,160.88 : 661,656.87 = 171,288.99 : x - Step 2: Convert to fraction form
441,160.88/661,656.87 = 171,288.99/x - Step 3: Cross multiply
441,160.88x = 661,656.87 × 171,288.99 - Step 4: Simplify right side
441,160.88x = 113,334,536,988.86 - Step 5: Solve for x
x = 113,334,536,988.86/441,160.88 - Step 6: Final answer
x = 256,900.70
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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.