Finding the Fourth Proportional to 664,798.26, 917,424.06 and 362,992.26
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Solution
The fourth proportional to 664,798.26, 917,424.06 and 362,992.26 is: 500,930.66
Step by Step Solution
- Step 1: Write the proportion equation
664,798.26 : 917,424.06 = 362,992.26 : x - Step 2: Convert to fraction form
664,798.26/917,424.06 = 362,992.26/x - Step 3: Cross multiply
664,798.26x = 917,424.06 × 362,992.26 - Step 4: Simplify right side
664,798.26x = 333,017,832,917.78 - Step 5: Solve for x
x = 333,017,832,917.78/664,798.26 - Step 6: Final answer
x = 500,930.66
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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.