Finding the Fourth Proportional to 538,094.73, 742,575.74 and 296,378.19
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Solution
The fourth proportional to 538,094.73, 742,575.74 and 296,378.19 is: 409,004.66
Step by Step Solution
- Step 1: Write the proportion equation
538,094.73 : 742,575.74 = 296,378.19 : x - Step 2: Convert to fraction form
538,094.73/742,575.74 = 296,378.19/x - Step 3: Cross multiply
538,094.73x = 742,575.74 × 296,378.19 - Step 4: Simplify right side
538,094.73x = 220,083,250,787.18 - Step 5: Solve for x
x = 220,083,250,787.18/538,094.73 - Step 6: Final answer
x = 409,004.66
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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.