Finding the Fourth Proportional to 576,538.56, 864,807.84 and 260,988.48
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Solution
The fourth proportional to 576,538.56, 864,807.84 and 260,988.48 is: 391,482.72
Step by Step Solution
- Step 1: Write the proportion equation
576,538.56 : 864,807.84 = 260,988.48 : x - Step 2: Convert to fraction form
576,538.56/864,807.84 = 260,988.48/x - Step 3: Cross multiply
576,538.56x = 864,807.84 × 260,988.48 - Step 4: Simplify right side
576,538.56x = 225,704,883,653.68 - Step 5: Solve for x
x = 225,704,883,653.68/576,538.56 - Step 6: Final answer
x = 391,482.72
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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.