Finding the Fourth Proportional to 350,177.94, 524,476.35 and 209,639.70
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Solution
The fourth proportional to 350,177.94, 524,476.35 and 209,639.70 is: 313,986.27
Step by Step Solution
- Step 1: Write the proportion equation
350,177.94 : 524,476.35 = 209,639.70 : x - Step 2: Convert to fraction form
350,177.94/524,476.35 = 209,639.70/x - Step 3: Cross multiply
350,177.94x = 524,476.35 × 209,639.70 - Step 4: Simplify right side
350,177.94x = 109,951,064,671.10 - Step 5: Solve for x
x = 109,951,064,671.10/350,177.94 - Step 6: Final answer
x = 313,986.27
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.