Finding the Fourth Proportional to 452,808.94, 679,236.64 and 115,852.48
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Solution
The fourth proportional to 452,808.94, 679,236.64 and 115,852.48 is: 173,784.66
Step by Step Solution
- Step 1: Write the proportion equation
452,808.94 : 679,236.64 = 115,852.48 : x - Step 2: Convert to fraction form
452,808.94/679,236.64 = 115,852.48/x - Step 3: Cross multiply
452,808.94x = 679,236.64 × 115,852.48 - Step 4: Simplify right side
452,808.94x = 78,691,249,250.87 - Step 5: Solve for x
x = 78,691,249,250.87/452,808.94 - Step 6: Final answer
x = 173,784.66
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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.