Finding the Fourth Proportional to 460,277.68, 690,185.66 and 268,214.32
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Solution
The fourth proportional to 460,277.68, 690,185.66 and 268,214.32 is: 402,186.95
Step by Step Solution
- Step 1: Write the proportion equation
460,277.68 : 690,185.66 = 268,214.32 : x - Step 2: Convert to fraction form
460,277.68/690,185.66 = 268,214.32/x - Step 3: Cross multiply
460,277.68x = 690,185.66 × 268,214.32 - Step 4: Simplify right side
460,277.68x = 185,117,677,470.65 - Step 5: Solve for x
x = 185,117,677,470.65/460,277.68 - Step 6: Final answer
x = 402,186.95
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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.