Finding the Fourth Proportional to 900,367.74, 1,349,305.02 and 450,516.42
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Solution
The fourth proportional to 900,367.74, 1,349,305.02 and 450,516.42 is: 675,150.87
Step by Step Solution
- Step 1: Write the proportion equation
900,367.74 : 1,349,305.02 = 450,516.42 : x - Step 2: Convert to fraction form
900,367.74/1,349,305.02 = 450,516.42/x - Step 3: Cross multiply
900,367.74x = 1,349,305.02 × 450,516.42 - Step 4: Simplify right side
900,367.74x = 607,884,067,098.43 - Step 5: Solve for x
x = 607,884,067,098.43/900,367.74 - Step 6: Final answer
x = 675,150.87
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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.