Finding the Fourth Proportional to 372,498.75, 514,048.28 and 202,734.09
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Solution
The fourth proportional to 372,498.75, 514,048.28 and 202,734.09 is: 279,773.04
Step by Step Solution
- Step 1: Write the proportion equation
372,498.75 : 514,048.28 = 202,734.09 : x - Step 2: Convert to fraction form
372,498.75/514,048.28 = 202,734.09/x - Step 3: Cross multiply
372,498.75x = 514,048.28 × 202,734.09 - Step 4: Simplify right side
372,498.75x = 104,215,109,248.20 - Step 5: Solve for x
x = 104,215,109,248.20/372,498.75 - Step 6: Final answer
x = 279,773.04
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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.