Finding the Fourth Proportional to 453,397.26, 625,678.10 and 262,406.82
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Solution
The fourth proportional to 453,397.26, 625,678.10 and 262,406.82 is: 362,115.56
Step by Step Solution
- Step 1: Write the proportion equation
453,397.26 : 625,678.10 = 262,406.82 : x - Step 2: Convert to fraction form
453,397.26/625,678.10 = 262,406.82/x - Step 3: Cross multiply
453,397.26x = 625,678.10 × 262,406.82 - Step 4: Simplify right side
453,397.26x = 164,182,200,564.64 - Step 5: Solve for x
x = 164,182,200,564.64/453,397.26 - Step 6: Final answer
x = 362,115.56
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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.