Finding the Fourth Proportional to 413,772.74, 570,971.04 and 232,470.44
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Solution
The fourth proportional to 413,772.74, 570,971.04 and 232,470.44 is: 320,789.35
Step by Step Solution
- Step 1: Write the proportion equation
413,772.74 : 570,971.04 = 232,470.44 : x - Step 2: Convert to fraction form
413,772.74/570,971.04 = 232,470.44/x - Step 3: Cross multiply
413,772.74x = 570,971.04 × 232,470.44 - Step 4: Simplify right side
413,772.74x = 132,733,888,896.06 - Step 5: Solve for x
x = 132,733,888,896.06/413,772.74 - Step 6: Final answer
x = 320,789.35
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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.