Finding the Fourth Proportional to 437,963.40, 657,163.80 and 248,569.20
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Solution
The fourth proportional to 437,963.40, 657,163.80 and 248,569.20 is: 372,977.92
Step by Step Solution
- Step 1: Write the proportion equation
437,963.40 : 657,163.80 = 248,569.20 : x - Step 2: Convert to fraction form
437,963.40/657,163.80 = 248,569.20/x - Step 3: Cross multiply
437,963.40x = 657,163.80 × 248,569.20 - Step 4: Simplify right side
437,963.40x = 163,350,680,034.96 - Step 5: Solve for x
x = 163,350,680,034.96/437,963.40 - Step 6: Final answer
x = 372,977.92
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.