Finding the Fourth Proportional to 360,229.01, 539,900.62 and 202,125.31
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Solution
The fourth proportional to 360,229.01, 539,900.62 and 202,125.31 is: 302,939.45
Step by Step Solution
- Step 1: Write the proportion equation
360,229.01 : 539,900.62 = 202,125.31 : x - Step 2: Convert to fraction form
360,229.01/539,900.62 = 202,125.31/x - Step 3: Cross multiply
360,229.01x = 539,900.62 × 202,125.31 - Step 4: Simplify right side
360,229.01x = 109,127,578,331.63 - Step 5: Solve for x
x = 109,127,578,331.63/360,229.01 - Step 6: Final answer
x = 302,939.45
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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.