Finding the Fourth Proportional to 508,497.18, 701,675.01 and 304,542.87
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Solution
The fourth proportional to 508,497.18, 701,675.01 and 304,542.87 is: 420,238.56
Step by Step Solution
- Step 1: Write the proportion equation
508,497.18 : 701,675.01 = 304,542.87 : x - Step 2: Convert to fraction form
508,497.18/701,675.01 = 304,542.87/x - Step 3: Cross multiply
508,497.18x = 701,675.01 × 304,542.87 - Step 4: Simplify right side
508,497.18x = 213,690,123,106.87 - Step 5: Solve for x
x = 213,690,123,106.87/508,497.18 - Step 6: Final answer
x = 420,238.56
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1.5x scale
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.