Finding the Fourth Proportional to 849,407.36, 1,274,295.36 and 258,416
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Solution
The fourth proportional to 849,407.36, 1,274,295.36 and 258,416 is: 387,680.08
Step by Step Solution
- Step 1: Write the proportion equation
849,407.36 : 1,274,295.36 = 258,416 : x - Step 2: Convert to fraction form
849,407.36/1,274,295.36 = 258,416/x - Step 3: Cross multiply
849,407.36x = 1,274,295.36 × 258,416 - Step 4: Simplify right side
849,407.36x = 329,298,309,749.76 - Step 5: Solve for x
x = 329,298,309,749.76/849,407.36 - Step 6: Final answer
x = 387,680.08
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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.