Finding the Fourth Proportional to 442,494.88, 610,637.22 and 251,495.68
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Solution
The fourth proportional to 442,494.88, 610,637.22 and 251,495.68 is: 347,060.79
Step by Step Solution
- Step 1: Write the proportion equation
442,494.88 : 610,637.22 = 251,495.68 : x - Step 2: Convert to fraction form
442,494.88/610,637.22 = 251,495.68/x - Step 3: Cross multiply
442,494.88x = 610,637.22 × 251,495.68 - Step 4: Simplify right side
442,494.88x = 153,572,622,877.21 - Step 5: Solve for x
x = 153,572,622,877.21/442,494.88 - Step 6: Final answer
x = 347,060.79
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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.