Finding the Fourth Proportional to 894,817.13, 1,234,847.84 and 492,409.13
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Solution
The fourth proportional to 894,817.13, 1,234,847.84 and 492,409.13 is: 679,524.70
Step by Step Solution
- Step 1: Write the proportion equation
894,817.13 : 1,234,847.84 = 492,409.13 : x - Step 2: Convert to fraction form
894,817.13/1,234,847.84 = 492,409.13/x - Step 3: Cross multiply
894,817.13x = 1,234,847.84 × 492,409.13 - Step 4: Simplify right side
894,817.13x = 608,050,341,940.49 - Step 5: Solve for x
x = 608,050,341,940.49/894,817.13 - Step 6: Final answer
x = 679,524.70
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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.