Finding the Fourth Proportional to 264,688.94, 365,271.17 and 143,831.67
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Solution
The fourth proportional to 264,688.94, 365,271.17 and 143,831.67 is: 198,487.94
Step by Step Solution
- Step 1: Write the proportion equation
264,688.94 : 365,271.17 = 143,831.67 : x - Step 2: Convert to fraction form
264,688.94/365,271.17 = 143,831.67/x - Step 3: Cross multiply
264,688.94x = 365,271.17 × 143,831.67 - Step 4: Simplify right side
264,688.94x = 52,537,561,664.80 - Step 5: Solve for x
x = 52,537,561,664.80/264,688.94 - Step 6: Final answer
x = 198,487.94
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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.