Finding the Fourth Proportional to 529,519.04, 730,733.68 and 287,801.62
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Solution
The fourth proportional to 529,519.04, 730,733.68 and 287,801.62 is: 397,164.82
Step by Step Solution
- Step 1: Write the proportion equation
529,519.04 : 730,733.68 = 287,801.62 : x - Step 2: Convert to fraction form
529,519.04/730,733.68 = 287,801.62/x - Step 3: Cross multiply
529,519.04x = 730,733.68 × 287,801.62 - Step 4: Simplify right side
529,519.04x = 210,306,335,425.48 - Step 5: Solve for x
x = 210,306,335,425.48/529,519.04 - Step 6: Final answer
x = 397,164.82
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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.