Finding the Fourth Proportional to 298,624.63, 412,102.01 and 164,488.63
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Solution
The fourth proportional to 298,624.63, 412,102.01 and 164,488.63 is: 226,994.31
Step by Step Solution
- Step 1: Write the proportion equation
298,624.63 : 412,102.01 = 164,488.63 : x - Step 2: Convert to fraction form
298,624.63/412,102.01 = 164,488.63/x - Step 3: Cross multiply
298,624.63x = 412,102.01 × 164,488.63 - Step 4: Simplify right side
298,624.63x = 67,786,092,162.19 - Step 5: Solve for x
x = 67,786,092,162.19/298,624.63 - Step 6: Final answer
x = 226,994.31
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1.5x scale
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.