Finding the Fourth Proportional to 835,637.94, 1,153,194.37 and 453,664.76
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Solution
The fourth proportional to 835,637.94, 1,153,194.37 and 453,664.76 is: 626,064.97
Step by Step Solution
- Step 1: Write the proportion equation
835,637.94 : 1,153,194.37 = 453,664.76 : x - Step 2: Convert to fraction form
835,637.94/1,153,194.37 = 453,664.76/x - Step 3: Cross multiply
835,637.94x = 1,153,194.37 × 453,664.76 - Step 4: Simplify right side
835,637.94x = 523,163,640,199.27 - Step 5: Solve for x
x = 523,163,640,199.27/835,637.94 - Step 6: Final answer
x = 626,064.97
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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.