Finding the Fourth Proportional to 332,303.40, 498,455.10 and 243,073.80
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Solution
The fourth proportional to 332,303.40, 498,455.10 and 243,073.80 is: 364,610.70
Step by Step Solution
- Step 1: Write the proportion equation
332,303.40 : 498,455.10 = 243,073.80 : x - Step 2: Convert to fraction form
332,303.40/498,455.10 = 243,073.80/x - Step 3: Cross multiply
332,303.40x = 498,455.10 × 243,073.80 - Step 4: Simplify right side
332,303.40x = 121,161,375,286.38 - Step 5: Solve for x
x = 121,161,375,286.38/332,303.40 - Step 6: Final answer
x = 364,610.70
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1.5x scale
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.