Finding the Fourth Proportional to 457,264.24, 631,190.28 and 372,233.68
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Solution
The fourth proportional to 457,264.24, 631,190.28 and 372,233.68 is: 513,817.31
Step by Step Solution
- Step 1: Write the proportion equation
457,264.24 : 631,190.28 = 372,233.68 : x - Step 2: Convert to fraction form
457,264.24/631,190.28 = 372,233.68/x - Step 3: Cross multiply
457,264.24x = 631,190.28 × 372,233.68 - Step 4: Simplify right side
457,264.24x = 234,950,280,704.63 - Step 5: Solve for x
x = 234,950,280,704.63/457,264.24 - Step 6: Final answer
x = 513,817.31
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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.