Finding the Fourth Proportional to 284,415.99, 426,458.93 and 134,655.02
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Solution
The fourth proportional to 284,415.99, 426,458.93 and 134,655.02 is: 201,904.38
Step by Step Solution
- Step 1: Write the proportion equation
284,415.99 : 426,458.93 = 134,655.02 : x - Step 2: Convert to fraction form
284,415.99/426,458.93 = 134,655.02/x - Step 3: Cross multiply
284,415.99x = 426,458.93 × 134,655.02 - Step 4: Simplify right side
284,415.99x = 57,424,833,952.67 - Step 5: Solve for x
x = 57,424,833,952.67/284,415.99 - Step 6: Final answer
x = 201,904.38
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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.