Finding the Fourth Proportional to 572,393.68, 858,240.44 and 272,965.84
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Solution
The fourth proportional to 572,393.68, 858,240.44 and 272,965.84 is: 409,281.81
Step by Step Solution
- Step 1: Write the proportion equation
572,393.68 : 858,240.44 = 272,965.84 : x - Step 2: Convert to fraction form
572,393.68/858,240.44 = 272,965.84/x - Step 3: Cross multiply
572,393.68x = 858,240.44 × 272,965.84 - Step 4: Simplify right side
572,393.68x = 234,270,322,626.57 - Step 5: Solve for x
x = 234,270,322,626.57/572,393.68 - Step 6: Final answer
x = 409,281.81
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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.