Finding the Fourth Proportional to 611,819.19, 917,751.81 and 232,669.23
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Solution
The fourth proportional to 611,819.19, 917,751.81 and 232,669.23 is: 349,012.60
Step by Step Solution
- Step 1: Write the proportion equation
611,819.19 : 917,751.81 = 232,669.23 : x - Step 2: Convert to fraction form
611,819.19/917,751.81 = 232,669.23/x - Step 3: Cross multiply
611,819.19x = 917,751.81 × 232,669.23 - Step 4: Simplify right side
611,819.19x = 213,532,605,800.46 - Step 5: Solve for x
x = 213,532,605,800.46/611,819.19 - Step 6: Final answer
x = 349,012.60
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1.5x scale
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.