Finding the Fourth Proportional to 372,192.68, 558,315.71 and 155,833.68
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Solution
The fourth proportional to 372,192.68, 558,315.71 and 155,833.68 is: 233,761.70
Step by Step Solution
- Step 1: Write the proportion equation
372,192.68 : 558,315.71 = 155,833.68 : x - Step 2: Convert to fraction form
372,192.68/558,315.71 = 155,833.68/x - Step 3: Cross multiply
372,192.68x = 558,315.71 × 155,833.68 - Step 4: Simplify right side
372,192.68x = 87,004,390,911.94 - Step 5: Solve for x
x = 87,004,390,911.94/372,192.68 - Step 6: Final answer
x = 233,761.70
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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.