Finding the Fourth Proportional to 601,237.53, 829,308.60 and 386,649.09
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Solution
The fourth proportional to 601,237.53, 829,308.60 and 386,649.09 is: 533,319.03
Step by Step Solution
- Step 1: Write the proportion equation
601,237.53 : 829,308.60 = 386,649.09 : x - Step 2: Convert to fraction form
601,237.53/829,308.60 = 386,649.09/x - Step 3: Cross multiply
601,237.53x = 829,308.60 × 386,649.09 - Step 4: Simplify right side
601,237.53x = 320,651,415,519.17 - Step 5: Solve for x
x = 320,651,415,519.17/601,237.53 - Step 6: Final answer
x = 533,319.03
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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.