Finding the Fourth Proportional to 344,655.84, 516,883.32 and 134,243.76
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Solution
The fourth proportional to 344,655.84, 516,883.32 and 134,243.76 is: 201,326.52
Step by Step Solution
- Step 1: Write the proportion equation
344,655.84 : 516,883.32 = 134,243.76 : x - Step 2: Convert to fraction form
344,655.84/516,883.32 = 134,243.76/x - Step 3: Cross multiply
344,655.84x = 516,883.32 × 134,243.76 - Step 4: Simplify right side
344,655.84x = 69,388,360,358.08 - Step 5: Solve for x
x = 69,388,360,358.08/344,655.84 - Step 6: Final answer
x = 201,326.52
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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.