Finding the Fourth Proportional to 472,175.08, 651,585.06 and 257,310.76
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Solution
The fourth proportional to 472,175.08, 651,585.06 and 257,310.76 is: 355,079.83
Step by Step Solution
- Step 1: Write the proportion equation
472,175.08 : 651,585.06 = 257,310.76 : x - Step 2: Convert to fraction form
472,175.08/651,585.06 = 257,310.76/x - Step 3: Cross multiply
472,175.08x = 651,585.06 × 257,310.76 - Step 4: Simplify right side
472,175.08x = 167,659,846,993.25 - Step 5: Solve for x
x = 167,659,846,993.25/472,175.08 - Step 6: Final answer
x = 355,079.83
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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.