Finding the Fourth Proportional to 344,216.19, 474,988.62 and 191,251.59
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Solution
The fourth proportional to 344,216.19, 474,988.62 and 191,251.59 is: 263,910.68
Step by Step Solution
- Step 1: Write the proportion equation
344,216.19 : 474,988.62 = 191,251.59 : x - Step 2: Convert to fraction form
344,216.19/474,988.62 = 191,251.59/x - Step 3: Cross multiply
344,216.19x = 474,988.62 × 191,251.59 - Step 4: Simplify right side
344,216.19x = 90,842,328,806.91 - Step 5: Solve for x
x = 90,842,328,806.91/344,216.19 - Step 6: Final answer
x = 263,910.68
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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.