Finding the Fourth Proportional to 298,818.63, 412,354.98 and 162,852.21
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Solution
The fourth proportional to 298,818.63, 412,354.98 and 162,852.21 is: 224,728.02
Step by Step Solution
- Step 1: Write the proportion equation
298,818.63 : 412,354.98 = 162,852.21 : x - Step 2: Convert to fraction form
298,818.63/412,354.98 = 162,852.21/x - Step 3: Cross multiply
298,818.63x = 412,354.98 × 162,852.21 - Step 4: Simplify right side
298,818.63x = 67,152,919,797.51 - Step 5: Solve for x
x = 67,152,919,797.51/298,818.63 - Step 6: Final answer
x = 224,728.02
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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.