Finding the Fourth Proportional to 543,797.20, 750,560.08 and 302,162.80
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Solution
The fourth proportional to 543,797.20, 750,560.08 and 302,162.80 is: 417,051.31
Step by Step Solution
- Step 1: Write the proportion equation
543,797.20 : 750,560.08 = 302,162.80 : x - Step 2: Convert to fraction form
543,797.20/750,560.08 = 302,162.80/x - Step 3: Cross multiply
543,797.20x = 750,560.08 × 302,162.80 - Step 4: Simplify right side
543,797.20x = 226,791,335,341.02 - Step 5: Solve for x
x = 226,791,335,341.02/543,797.20 - Step 6: Final answer
x = 417,051.31
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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.