Finding the Fourth Proportional to 571,224.10, 788,261.68 and 329,584.60
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Solution
The fourth proportional to 571,224.10, 788,261.68 and 329,584.60 is: 454,810.84
Step by Step Solution
- Step 1: Write the proportion equation
571,224.10 : 788,261.68 = 329,584.60 : x - Step 2: Convert to fraction form
571,224.10/788,261.68 = 329,584.60/x - Step 3: Cross multiply
571,224.10x = 788,261.68 × 329,584.60 - Step 4: Simplify right side
571,224.10x = 259,798,910,498.13 - Step 5: Solve for x
x = 259,798,910,498.13/571,224.10 - Step 6: Final answer
x = 454,810.84
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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.