Finding the Fourth Proportional to 590,040.09, 814,384.26 and 375,138.18
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Solution
The fourth proportional to 590,040.09, 814,384.26 and 375,138.18 is: 517,772.66
Step by Step Solution
- Step 1: Write the proportion equation
590,040.09 : 814,384.26 = 375,138.18 : x - Step 2: Convert to fraction form
590,040.09/814,384.26 = 375,138.18/x - Step 3: Cross multiply
590,040.09x = 814,384.26 × 375,138.18 - Step 4: Simplify right side
590,040.09x = 305,506,629,117.05 - Step 5: Solve for x
x = 305,506,629,117.05/590,040.09 - Step 6: Final answer
x = 517,772.66
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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.