Finding the Fourth Proportional to 380,550.06, 524,959.99 and 235,309.42
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Solution
The fourth proportional to 380,550.06, 524,959.99 and 235,309.42 is: 324,603.89
Step by Step Solution
- Step 1: Write the proportion equation
380,550.06 : 524,959.99 = 235,309.42 : x - Step 2: Convert to fraction form
380,550.06/524,959.99 = 235,309.42/x - Step 3: Cross multiply
380,550.06x = 524,959.99 × 235,309.42 - Step 4: Simplify right side
380,550.06x = 123,528,030,354.29 - Step 5: Solve for x
x = 123,528,030,354.29/380,550.06 - Step 6: Final answer
x = 324,603.89
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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.