Finding the Fourth Proportional to 471,332.22, 706,988.75 and 116,349.31
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Solution
The fourth proportional to 471,332.22, 706,988.75 and 116,349.31 is: 174,521.60
Step by Step Solution
- Step 1: Write the proportion equation
471,332.22 : 706,988.75 = 116,349.31 : x - Step 2: Convert to fraction form
471,332.22/706,988.75 = 116,349.31/x - Step 3: Cross multiply
471,332.22x = 706,988.75 × 116,349.31 - Step 4: Simplify right side
471,332.22x = 82,257,653,240.26 - Step 5: Solve for x
x = 82,257,653,240.26/471,332.22 - Step 6: Final answer
x = 174,521.60
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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.