Finding the Fourth Proportional to 322,465.70, 483,699.72 and 97,828.10
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Solution
The fourth proportional to 322,465.70, 483,699.72 and 97,828.10 is: 146,742.50
Step by Step Solution
- Step 1: Write the proportion equation
322,465.70 : 483,699.72 = 97,828.10 : x - Step 2: Convert to fraction form
322,465.70/483,699.72 = 97,828.10/x - Step 3: Cross multiply
322,465.70x = 483,699.72 × 97,828.10 - Step 4: Simplify right side
322,465.70x = 47,319,424,578.13 - Step 5: Solve for x
x = 47,319,424,578.13/322,465.70 - Step 6: Final answer
x = 146,742.50
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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.