Finding the Fourth Proportional to 270,328.98, 372,972.06 and 188,655.06
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Solution
The fourth proportional to 270,328.98, 372,972.06 and 188,655.06 is: 260,286.80
Step by Step Solution
- Step 1: Write the proportion equation
270,328.98 : 372,972.06 = 188,655.06 : x - Step 2: Convert to fraction form
270,328.98/372,972.06 = 188,655.06/x - Step 3: Cross multiply
270,328.98x = 372,972.06 × 188,655.06 - Step 4: Simplify right side
270,328.98x = 70,363,066,357.62 - Step 5: Solve for x
x = 70,363,066,357.62/270,328.98 - Step 6: Final answer
x = 260,286.80
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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.