Finding the Fourth Proportional to 214,312.62, 321,482.30 and 56,541.23
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Solution
The fourth proportional to 214,312.62, 321,482.30 and 56,541.23 is: 84,815.37
Step by Step Solution
- Step 1: Write the proportion equation
214,312.62 : 321,482.30 = 56,541.23 : x - Step 2: Convert to fraction form
214,312.62/321,482.30 = 56,541.23/x - Step 3: Cross multiply
214,312.62x = 321,482.30 × 56,541.23 - Step 4: Simplify right side
214,312.62x = 18,177,004,665.23 - Step 5: Solve for x
x = 18,177,004,665.23/214,312.62 - Step 6: Final answer
x = 84,815.37
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1.5x scale
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.