Finding the Fourth Proportional to 268,326.60, 402,485.71 and 68,645.26
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Solution
The fourth proportional to 268,326.60, 402,485.71 and 68,645.26 is: 102,966.82
Step by Step Solution
- Step 1: Write the proportion equation
268,326.60 : 402,485.71 = 68,645.26 : x - Step 2: Convert to fraction form
268,326.60/402,485.71 = 68,645.26/x - Step 3: Cross multiply
268,326.60x = 402,485.71 × 68,645.26 - Step 4: Simplify right side
268,326.60x = 27,628,736,209.23 - Step 5: Solve for x
x = 27,628,736,209.23/268,326.60 - Step 6: Final answer
x = 102,966.82
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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.