Finding the Fourth Proportional to 296,831.68, 409,644.48 and 176,044.48
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Solution
The fourth proportional to 296,831.68, 409,644.48 and 176,044.48 is: 242,951.32
Step by Step Solution
- Step 1: Write the proportion equation
296,831.68 : 409,644.48 = 176,044.48 : x - Step 2: Convert to fraction form
296,831.68/409,644.48 = 176,044.48/x - Step 3: Cross multiply
296,831.68x = 409,644.48 × 176,044.48 - Step 4: Simplify right side
296,831.68x = 72,115,649,466.47 - Step 5: Solve for x
x = 72,115,649,466.47/296,831.68 - Step 6: Final answer
x = 242,951.32
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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.