Finding the Fourth Proportional to 344,461.06, 516,789.60 and 134,159.14
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Solution
The fourth proportional to 344,461.06, 516,789.60 and 134,159.14 is: 201,276.88
Step by Step Solution
- Step 1: Write the proportion equation
344,461.06 : 516,789.60 = 134,159.14 : x - Step 2: Convert to fraction form
344,461.06/516,789.60 = 134,159.14/x - Step 3: Cross multiply
344,461.06x = 516,789.60 × 134,159.14 - Step 4: Simplify right side
344,461.06x = 69,332,048,296.94 - Step 5: Solve for x
x = 69,332,048,296.94/344,461.06 - Step 6: Final answer
x = 201,276.88
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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.