Finding the Fourth Proportional to 467,455.09, 644,980.91 and 295,165.96
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Solution
The fourth proportional to 467,455.09, 644,980.91 and 295,165.96 is: 407,261.39
Step by Step Solution
- Step 1: Write the proportion equation
467,455.09 : 644,980.91 = 295,165.96 : x - Step 2: Convert to fraction form
467,455.09/644,980.91 = 295,165.96/x - Step 3: Cross multiply
467,455.09x = 644,980.91 × 295,165.96 - Step 4: Simplify right side
467,455.09x = 190,376,406,256.92 - Step 5: Solve for x
x = 190,376,406,256.92/467,455.09 - Step 6: Final answer
x = 407,261.39
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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.