Finding the Fourth Proportional to 528,873.48, 793,366.74 and 168,918.66
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Solution
The fourth proportional to 528,873.48, 793,366.74 and 168,918.66 is: 253,396.04
Step by Step Solution
- Step 1: Write the proportion equation
528,873.48 : 793,366.74 = 168,918.66 : x - Step 2: Convert to fraction form
528,873.48/793,366.74 = 168,918.66/x - Step 3: Cross multiply
528,873.48x = 793,366.74 × 168,918.66 - Step 4: Simplify right side
528,873.48x = 134,014,446,609.37 - Step 5: Solve for x
x = 134,014,446,609.37/528,873.48 - Step 6: Final answer
x = 253,396.04
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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.