Finding the Fourth Proportional to 257,797.62, 355,680.99 and 150,291.56
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Solution
The fourth proportional to 257,797.62, 355,680.99 and 150,291.56 is: 207,355.88
Step by Step Solution
- Step 1: Write the proportion equation
257,797.62 : 355,680.99 = 150,291.56 : x - Step 2: Convert to fraction form
257,797.62/355,680.99 = 150,291.56/x - Step 3: Cross multiply
257,797.62x = 355,680.99 × 150,291.56 - Step 4: Simplify right side
257,797.62x = 53,455,851,738.65 - Step 5: Solve for x
x = 53,455,851,738.65/257,797.62 - Step 6: Final answer
x = 207,355.88
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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.