Finding the Fourth Proportional to 467,950.94, 645,772.34 and 253,090.96
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Solution
The fourth proportional to 467,950.94, 645,772.34 and 253,090.96 is: 349,265.55
Step by Step Solution
- Step 1: Write the proportion equation
467,950.94 : 645,772.34 = 253,090.96 : x - Step 2: Convert to fraction form
467,950.94/645,772.34 = 253,090.96/x - Step 3: Cross multiply
467,950.94x = 645,772.34 × 253,090.96 - Step 4: Simplify right side
467,950.94x = 163,439,141,472.05 - Step 5: Solve for x
x = 163,439,141,472.05/467,950.94 - Step 6: Final answer
x = 349,265.55
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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.