Finding the Fourth Proportional to 472,095.64, 651,443.70 and 265,331.08
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Solution
The fourth proportional to 472,095.64, 651,443.70 and 265,331.08 is: 366,129.75
Step by Step Solution
- Step 1: Write the proportion equation
472,095.64 : 651,443.70 = 265,331.08 : x - Step 2: Convert to fraction form
472,095.64/651,443.70 = 265,331.08/x - Step 3: Cross multiply
472,095.64x = 651,443.70 × 265,331.08 - Step 4: Simplify right side
472,095.64x = 172,848,260,480.20 - Step 5: Solve for x
x = 172,848,260,480.20/472,095.64 - Step 6: Final answer
x = 366,129.75
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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.