Finding the Fourth Proportional to 264,281.84, 364,711.61 and 143,424.17
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Solution
The fourth proportional to 264,281.84, 364,711.61 and 143,424.17 is: 197,926.80
Step by Step Solution
- Step 1: Write the proportion equation
264,281.84 : 364,711.61 = 143,424.17 : x - Step 2: Convert to fraction form
264,281.84/364,711.61 = 143,424.17/x - Step 3: Cross multiply
264,281.84x = 364,711.61 × 143,424.17 - Step 4: Simplify right side
264,281.84x = 52,308,459,856.28 - Step 5: Solve for x
x = 52,308,459,856.28/264,281.84 - Step 6: Final answer
x = 197,926.80
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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.