Finding the Fourth Proportional to 539,615.26, 744,649.50 and 297,892.63
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Solution
The fourth proportional to 539,615.26, 744,649.50 and 297,892.63 is: 411,081.03
Step by Step Solution
- Step 1: Write the proportion equation
539,615.26 : 744,649.50 = 297,892.63 : x - Step 2: Convert to fraction form
539,615.26/744,649.50 = 297,892.63/x - Step 3: Cross multiply
539,615.26x = 744,649.50 × 297,892.63 - Step 4: Simplify right side
539,615.26x = 221,825,597,983.19 - Step 5: Solve for x
x = 221,825,597,983.19/539,615.26 - Step 6: Final answer
x = 411,081.03
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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.