Finding the Fourth Proportional to 372,804.32, 514,475.88 and 211,656.08
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Solution
The fourth proportional to 372,804.32, 514,475.88 and 211,656.08 is: 292,088.75
Step by Step Solution
- Step 1: Write the proportion equation
372,804.32 : 514,475.88 = 211,656.08 : x - Step 2: Convert to fraction form
372,804.32/514,475.88 = 211,656.08/x - Step 3: Cross multiply
372,804.32x = 514,475.88 × 211,656.08 - Step 4: Simplify right side
372,804.32x = 108,891,948,015.35 - Step 5: Solve for x
x = 108,891,948,015.35/372,804.32 - Step 6: Final answer
x = 292,088.75
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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.