Finding the Fourth Proportional to 322,497.70, 483,746.55 and 97,857.70
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Solution
The fourth proportional to 322,497.70, 483,746.55 and 97,857.70 is: 146,786.55
Step by Step Solution
- Step 1: Write the proportion equation
322,497.70 : 483,746.55 = 97,857.70 : x - Step 2: Convert to fraction form
322,497.70/483,746.55 = 97,857.70/x - Step 3: Cross multiply
322,497.70x = 483,746.55 × 97,857.70 - Step 4: Simplify right side
322,497.70x = 47,338,324,765.94 - Step 5: Solve for x
x = 47,338,324,765.94/322,497.70 - Step 6: Final answer
x = 146,786.55
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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.