Finding the Fourth Proportional to 998,086.20, 1,497,129.30 and 367,246.05
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Solution
The fourth proportional to 998,086.20, 1,497,129.30 and 367,246.05 is: 550,869.08
Step by Step Solution
- Step 1: Write the proportion equation
998,086.20 : 1,497,129.30 = 367,246.05 : x - Step 2: Convert to fraction form
998,086.20/1,497,129.30 = 367,246.05/x - Step 3: Cross multiply
998,086.20x = 1,497,129.30 × 367,246.05 - Step 4: Simplify right side
998,086.20x = 549,814,821,764.27 - Step 5: Solve for x
x = 549,814,821,764.27/998,086.20 - Step 6: Final answer
x = 550,869.08
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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.