Finding the Fourth Proportional to 441,699.68, 609,562.32 and 250,721.12
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Solution
The fourth proportional to 441,699.68, 609,562.32 and 250,721.12 is: 346,004.66
Step by Step Solution
- Step 1: Write the proportion equation
441,699.68 : 609,562.32 = 250,721.12 : x - Step 2: Convert to fraction form
441,699.68/609,562.32 = 250,721.12/x - Step 3: Cross multiply
441,699.68x = 609,562.32 × 250,721.12 - Step 4: Simplify right side
441,699.68x = 152,830,147,580.20 - Step 5: Solve for x
x = 152,830,147,580.20/441,699.68 - Step 6: Final answer
x = 346,004.66
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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.