Finding the Fourth Proportional to 452,649.23, 679,285.23 and 186,409.71
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Solution
The fourth proportional to 452,649.23, 679,285.23 and 186,409.71 is: 279,742.80
Step by Step Solution
- Step 1: Write the proportion equation
452,649.23 : 679,285.23 = 186,409.71 : x - Step 2: Convert to fraction form
452,649.23/679,285.23 = 186,409.71/x - Step 3: Cross multiply
452,649.23x = 679,285.23 × 186,409.71 - Step 4: Simplify right side
452,649.23x = 126,625,362,731.58 - Step 5: Solve for x
x = 126,625,362,731.58/452,649.23 - Step 6: Final answer
x = 279,742.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.