Finding the Fourth Proportional to 538,134.26, 742,597.88 and 296,411.63
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Solution
The fourth proportional to 538,134.26, 742,597.88 and 296,411.63 is: 409,032.95
Step by Step Solution
- Step 1: Write the proportion equation
538,134.26 : 742,597.88 = 296,411.63 : x - Step 2: Convert to fraction form
538,134.26/742,597.88 = 296,411.63/x - Step 3: Cross multiply
538,134.26x = 742,597.88 × 296,411.63 - Step 4: Simplify right side
538,134.26x = 220,114,642,850.30 - Step 5: Solve for x
x = 220,114,642,850.30/538,134.26 - Step 6: Final answer
x = 409,032.95
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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.