Finding the Fourth Proportional to 587,246.10, 880,869.15 and 492,767.70
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Solution
The fourth proportional to 587,246.10, 880,869.15 and 492,767.70 is: 739,151.55
Step by Step Solution
- Step 1: Write the proportion equation
587,246.10 : 880,869.15 = 492,767.70 : x - Step 2: Convert to fraction form
587,246.10/880,869.15 = 492,767.70/x - Step 3: Cross multiply
587,246.10x = 880,869.15 × 492,767.70 - Step 4: Simplify right side
587,246.10x = 434,063,865,046.46 - Step 5: Solve for x
x = 434,063,865,046.46/587,246.10 - Step 6: Final answer
x = 739,151.55
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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.