Finding the Fourth Proportional to 441,695.30, 609,493.74 and 248,124.74
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Solution
The fourth proportional to 441,695.30, 609,493.74 and 248,124.74 is: 342,386.43
Step by Step Solution
- Step 1: Write the proportion equation
441,695.30 : 609,493.74 = 248,124.74 : x - Step 2: Convert to fraction form
441,695.30/609,493.74 = 248,124.74/x - Step 3: Cross multiply
441,695.30x = 609,493.74 × 248,124.74 - Step 4: Simplify right side
441,695.30x = 151,230,475,769.13 - Step 5: Solve for x
x = 151,230,475,769.13/441,695.30 - Step 6: Final answer
x = 342,386.43
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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.