Finding the Fourth Proportional to 453,145.62, 679,791.88 and 149,449.08
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Solution
The fourth proportional to 453,145.62, 679,791.88 and 149,449.08 is: 224,197.84
Step by Step Solution
- Step 1: Write the proportion equation
453,145.62 : 679,791.88 = 149,449.08 : x - Step 2: Convert to fraction form
453,145.62/679,791.88 = 149,449.08/x - Step 3: Cross multiply
453,145.62x = 679,791.88 × 149,449.08 - Step 4: Simplify right side
453,145.62x = 101,594,271,057.47 - Step 5: Solve for x
x = 101,594,271,057.47/453,145.62 - Step 6: Final answer
x = 224,197.84
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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.