Finding the Fourth Proportional to 306,857.39, 460,312.07 and 93,673.08
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Solution
The fourth proportional to 306,857.39, 460,312.07 and 93,673.08 is: 140,517.55
Step by Step Solution
- Step 1: Write the proportion equation
306,857.39 : 460,312.07 = 93,673.08 : x - Step 2: Convert to fraction form
306,857.39/460,312.07 = 93,673.08/x - Step 3: Cross multiply
306,857.39x = 460,312.07 × 93,673.08 - Step 4: Simplify right side
306,857.39x = 43,118,848,889.71 - Step 5: Solve for x
x = 43,118,848,889.71/306,857.39 - Step 6: Final answer
x = 140,517.55
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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.