Finding the Fourth Proportional to 466,100.53, 643,122.12 and 272,470.63
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Solution
The fourth proportional to 466,100.53, 643,122.12 and 272,470.63 is: 375,952.99
Step by Step Solution
- Step 1: Write the proportion equation
466,100.53 : 643,122.12 = 272,470.63 : x - Step 2: Convert to fraction form
466,100.53/643,122.12 = 272,470.63/x - Step 3: Cross multiply
466,100.53x = 643,122.12 × 272,470.63 - Step 4: Simplify right side
466,100.53x = 175,231,889,203.34 - Step 5: Solve for x
x = 175,231,889,203.34/466,100.53 - Step 6: Final answer
x = 375,952.99
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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.