Finding the Fourth Proportional to 573,299.10, 859,624.65 and 218,324.70
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Solution
The fourth proportional to 573,299.10, 859,624.65 and 218,324.70 is: 327,363.66
Step by Step Solution
- Step 1: Write the proportion equation
573,299.10 : 859,624.65 = 218,324.70 : x - Step 2: Convert to fraction form
573,299.10/859,624.65 = 218,324.70/x - Step 3: Cross multiply
573,299.10x = 859,624.65 × 218,324.70 - Step 4: Simplify right side
573,299.10x = 187,677,293,823.86 - Step 5: Solve for x
x = 187,677,293,823.86/573,299.10 - Step 6: Final answer
x = 327,363.66
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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.