Finding the Fourth Proportional to 523,358.20, 722,251.68 and 293,955.82
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Solution
The fourth proportional to 523,358.20, 722,251.68 and 293,955.82 is: 405,668.78
Step by Step Solution
- Step 1: Write the proportion equation
523,358.20 : 722,251.68 = 293,955.82 : x - Step 2: Convert to fraction form
523,358.20/722,251.68 = 293,955.82/x - Step 3: Cross multiply
523,358.20x = 722,251.68 × 293,955.82 - Step 4: Simplify right side
523,358.20x = 212,310,084,840.78 - Step 5: Solve for x
x = 212,310,084,840.78/523,358.20 - Step 6: Final answer
x = 405,668.78
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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.