Finding the Fourth Proportional to 628,411.44, 942,475.08 and 179,122.68
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Solution
The fourth proportional to 628,411.44, 942,475.08 and 179,122.68 is: 268,643.52
Step by Step Solution
- Step 1: Write the proportion equation
628,411.44 : 942,475.08 = 179,122.68 : x - Step 2: Convert to fraction form
628,411.44/942,475.08 = 179,122.68/x - Step 3: Cross multiply
628,411.44x = 942,475.08 × 179,122.68 - Step 4: Simplify right side
628,411.44x = 168,818,662,162.81 - Step 5: Solve for x
x = 168,818,662,162.81/628,411.44 - Step 6: Final answer
x = 268,643.52
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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.