Finding the Fourth Proportional to 459,574.05, 634,203.07 and 255,620.58
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Solution
The fourth proportional to 459,574.05, 634,203.07 and 255,620.58 is: 352,751.32
Step by Step Solution
- Step 1: Write the proportion equation
459,574.05 : 634,203.07 = 255,620.58 : x - Step 2: Convert to fraction form
459,574.05/634,203.07 = 255,620.58/x - Step 3: Cross multiply
459,574.05x = 634,203.07 × 255,620.58 - Step 4: Simplify right side
459,574.05x = 162,115,353,573.87 - Step 5: Solve for x
x = 162,115,353,573.87/459,574.05 - Step 6: Final answer
x = 352,751.32
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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.