Finding the Fourth Proportional to 442,637.76, 610,799.08 and 251,613.84
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Solution
The fourth proportional to 442,637.76, 610,799.08 and 251,613.84 is: 347,203.78
Step by Step Solution
- Step 1: Write the proportion equation
442,637.76 : 610,799.08 = 251,613.84 : x - Step 2: Convert to fraction form
442,637.76/610,799.08 = 251,613.84/x - Step 3: Cross multiply
442,637.76x = 610,799.08 × 251,613.84 - Step 4: Simplify right side
442,637.76x = 153,685,501,987.27 - Step 5: Solve for x
x = 153,685,501,987.27/442,637.76 - Step 6: Final answer
x = 347,203.78
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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.