Finding the Fourth Proportional to 783,218.92, 1,174,829.50 and 192,242.92
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Solution
The fourth proportional to 783,218.92, 1,174,829.50 and 192,242.92 is: 288,364.65
Step by Step Solution
- Step 1: Write the proportion equation
783,218.92 : 1,174,829.50 = 192,242.92 : x - Step 2: Convert to fraction form
783,218.92/1,174,829.50 = 192,242.92/x - Step 3: Cross multiply
783,218.92x = 1,174,829.50 × 192,242.92 - Step 4: Simplify right side
783,218.92x = 225,852,653,582.14 - Step 5: Solve for x
x = 225,852,653,582.14/783,218.92 - Step 6: Final answer
x = 288,364.65
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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.