Finding the Fourth Proportional to 350,259.29, 483,369.68 and 207,142.01
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Solution
The fourth proportional to 350,259.29, 483,369.68 and 207,142.01 is: 285,862.99
Step by Step Solution
- Step 1: Write the proportion equation
350,259.29 : 483,369.68 = 207,142.01 : x - Step 2: Convert to fraction form
350,259.29/483,369.68 = 207,142.01/x - Step 3: Cross multiply
350,259.29x = 483,369.68 × 207,142.01 - Step 4: Simplify right side
350,259.29x = 100,126,165,836.73 - Step 5: Solve for x
x = 100,126,165,836.73/350,259.29 - Step 6: Final answer
x = 285,862.99
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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.