Finding the Fourth Proportional to 462,798.36, 638,473.32 and 301,594.68
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Solution
The fourth proportional to 462,798.36, 638,473.32 and 301,594.68 is: 416,077.87
Step by Step Solution
- Step 1: Write the proportion equation
462,798.36 : 638,473.32 = 301,594.68 : x - Step 2: Convert to fraction form
462,798.36/638,473.32 = 301,594.68/x - Step 3: Cross multiply
462,798.36x = 638,473.32 × 301,594.68 - Step 4: Simplify right side
462,798.36x = 192,560,156,633.94 - Step 5: Solve for x
x = 192,560,156,633.94/462,798.36 - Step 6: Final answer
x = 416,077.87
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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.