Finding the Fourth Proportional to 459,695.58, 634,455.36 and 268,671.66
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Solution
The fourth proportional to 459,695.58, 634,455.36 and 268,671.66 is: 370,810.99
Step by Step Solution
- Step 1: Write the proportion equation
459,695.58 : 634,455.36 = 268,671.66 : x - Step 2: Convert to fraction form
459,695.58/634,455.36 = 268,671.66/x - Step 3: Cross multiply
459,695.58x = 634,455.36 × 268,671.66 - Step 4: Simplify right side
459,695.58x = 170,460,174,767.10 - Step 5: Solve for x
x = 170,460,174,767.10/459,695.58 - Step 6: Final answer
x = 370,810.99
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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.