Finding the Fourth Proportional to 628,076.63, 942,272.80 and 201,650.61
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Solution
The fourth proportional to 628,076.63, 942,272.80 and 201,650.61 is: 302,526.60
Step by Step Solution
- Step 1: Write the proportion equation
628,076.63 : 942,272.80 = 201,650.61 : x - Step 2: Convert to fraction form
628,076.63/942,272.80 = 201,650.61/x - Step 3: Cross multiply
628,076.63x = 942,272.80 × 201,650.61 - Step 4: Simplify right side
628,076.63x = 190,009,887,935.80 - Step 5: Solve for x
x = 190,009,887,935.80/628,076.63 - Step 6: Final answer
x = 302,526.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.