Finding the Fourth Proportional to 350,569.28, 483,884.72 and 207,379.12
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Solution
The fourth proportional to 350,569.28, 483,884.72 and 207,379.12 is: 286,241.82
Step by Step Solution
- Step 1: Write the proportion equation
350,569.28 : 483,884.72 = 207,379.12 : x - Step 2: Convert to fraction form
350,569.28/483,884.72 = 207,379.12/x - Step 3: Cross multiply
350,569.28x = 483,884.72 × 207,379.12 - Step 4: Simplify right side
350,569.28x = 100,347,587,415.05 - Step 5: Solve for x
x = 100,347,587,415.05/350,569.28 - Step 6: Final answer
x = 286,241.82
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.