Finding the Fourth Proportional to 453,470.42, 625,789.78 and 252,266.42
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Solution
The fourth proportional to 453,470.42, 625,789.78 and 252,266.42 is: 348,127.99
Step by Step Solution
- Step 1: Write the proportion equation
453,470.42 : 625,789.78 = 252,266.42 : x - Step 2: Convert to fraction form
453,470.42/625,789.78 = 252,266.42/x - Step 3: Cross multiply
453,470.42x = 625,789.78 × 252,266.42 - Step 4: Simplify right side
453,470.42x = 157,865,747,473.19 - Step 5: Solve for x
x = 157,865,747,473.19/453,470.42 - Step 6: Final answer
x = 348,127.99
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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.