Finding the Fourth Proportional to 535,342.29, 738,793.62 and 293,633.70
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Solution
The fourth proportional to 535,342.29, 738,793.62 and 293,633.70 is: 405,226.17
Step by Step Solution
- Step 1: Write the proportion equation
535,342.29 : 738,793.62 = 293,633.70 : x - Step 2: Convert to fraction form
535,342.29/738,793.62 = 293,633.70/x - Step 3: Cross multiply
535,342.29x = 738,793.62 × 293,633.70 - Step 4: Simplify right side
535,342.29x = 216,934,704,176.99 - Step 5: Solve for x
x = 216,934,704,176.99/535,342.29 - Step 6: Final answer
x = 405,226.17
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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.