Finding the Fourth Proportional to 352,143.24, 528,153.49 and 162,587.44
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Solution
The fourth proportional to 352,143.24, 528,153.49 and 162,587.44 is: 243,852.82
Step by Step Solution
- Step 1: Write the proportion equation
352,143.24 : 528,153.49 = 162,587.44 : x - Step 2: Convert to fraction form
352,143.24/528,153.49 = 162,587.44/x - Step 3: Cross multiply
352,143.24x = 528,153.49 × 162,587.44 - Step 4: Simplify right side
352,143.24x = 85,871,123,866.17 - Step 5: Solve for x
x = 85,871,123,866.17/352,143.24 - Step 6: Final answer
x = 243,852.82
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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.