Finding the Fourth Proportional to 538,745.44, 808,122.21 and 239,145.47
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Solution
The fourth proportional to 538,745.44, 808,122.21 and 239,145.47 is: 358,720.01
Step by Step Solution
- Step 1: Write the proportion equation
538,745.44 : 808,122.21 = 239,145.47 : x - Step 2: Convert to fraction form
538,745.44/808,122.21 = 239,145.47/x - Step 3: Cross multiply
538,745.44x = 808,122.21 × 239,145.47 - Step 4: Simplify right side
538,745.44x = 193,258,767,748.19 - Step 5: Solve for x
x = 193,258,767,748.19/538,745.44 - Step 6: Final answer
x = 358,720.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.