Finding the Fourth Proportional to 899,095.20, 1,348,642.80 and 366,325.80
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Solution
The fourth proportional to 899,095.20, 1,348,642.80 and 366,325.80 is: 549,488.70
Step by Step Solution
- Step 1: Write the proportion equation
899,095.20 : 1,348,642.80 = 366,325.80 : x - Step 2: Convert to fraction form
899,095.20/1,348,642.80 = 366,325.80/x - Step 3: Cross multiply
899,095.20x = 1,348,642.80 × 366,325.80 - Step 4: Simplify right side
899,095.20x = 494,042,652,624.24 - Step 5: Solve for x
x = 494,042,652,624.24/899,095.20 - Step 6: Final answer
x = 549,488.70
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Similar ratio
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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.