Finding the Fourth Proportional to 310,026.63, 464,858.95 and 120,265.26
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Solution
The fourth proportional to 310,026.63, 464,858.95 and 120,265.26 is: 180,327.68
Step by Step Solution
- Step 1: Write the proportion equation
310,026.63 : 464,858.95 = 120,265.26 : x - Step 2: Convert to fraction form
310,026.63/464,858.95 = 120,265.26/x - Step 3: Cross multiply
310,026.63x = 464,858.95 × 120,265.26 - Step 4: Simplify right side
310,026.63x = 55,906,382,485.08 - Step 5: Solve for x
x = 55,906,382,485.08/310,026.63 - Step 6: Final answer
x = 180,327.68
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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.