Finding the Fourth Proportional to 340,597.12, 510,370.08 and 215,675.68
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Solution
The fourth proportional to 340,597.12, 510,370.08 and 215,675.68 is: 323,180.70
Step by Step Solution
- Step 1: Write the proportion equation
340,597.12 : 510,370.08 = 215,675.68 : x - Step 2: Convert to fraction form
340,597.12/510,370.08 = 215,675.68/x - Step 3: Cross multiply
340,597.12x = 510,370.08 × 215,675.68 - Step 4: Simplify right side
340,597.12x = 110,074,414,055.65 - Step 5: Solve for x
x = 110,074,414,055.65/340,597.12 - Step 6: Final answer
x = 323,180.70
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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.