Finding the Fourth Proportional to 648,597.28, 972,917.79 and 175,286.74
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Solution
The fourth proportional to 648,597.28, 972,917.79 and 175,286.74 is: 262,936.02
Step by Step Solution
- Step 1: Write the proportion equation
648,597.28 : 972,917.79 = 175,286.74 : x - Step 2: Convert to fraction form
648,597.28/972,917.79 = 175,286.74/x - Step 3: Cross multiply
648,597.28x = 972,917.79 × 175,286.74 - Step 4: Simplify right side
648,597.28x = 170,539,587,697.11 - Step 5: Solve for x
x = 170,539,587,697.11/648,597.28 - Step 6: Final answer
x = 262,936.02
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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.