Finding the Fourth Proportional to 376,754.76, 564,579.18 and 189,508.68
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Solution
The fourth proportional to 376,754.76, 564,579.18 and 189,508.68 is: 283,984.88
Step by Step Solution
- Step 1: Write the proportion equation
376,754.76 : 564,579.18 = 189,508.68 : x - Step 2: Convert to fraction form
376,754.76/564,579.18 = 189,508.68/x - Step 3: Cross multiply
376,754.76x = 564,579.18 × 189,508.68 - Step 4: Simplify right side
376,754.76x = 106,992,655,157.28 - Step 5: Solve for x
x = 106,992,655,157.28/376,754.76 - Step 6: Final answer
x = 283,984.88
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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.