Finding the Fourth Proportional to 503,497.09, 754,985.93 and 148,464.98
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Solution
The fourth proportional to 503,497.09, 754,985.93 and 148,464.98 is: 222,620.88
Step by Step Solution
- Step 1: Write the proportion equation
503,497.09 : 754,985.93 = 148,464.98 : x - Step 2: Convert to fraction form
503,497.09/754,985.93 = 148,464.98/x - Step 3: Cross multiply
503,497.09x = 754,985.93 × 148,464.98 - Step 4: Simplify right side
503,497.09x = 112,088,966,480.48 - Step 5: Solve for x
x = 112,088,966,480.48/503,497.09 - Step 6: Final answer
x = 222,620.88
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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.