Finding the Fourth Proportional to 454,197.64, 626,786.95 and 247,474.65
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Solution
The fourth proportional to 454,197.64, 626,786.95 and 247,474.65 is: 341,511.85
Step by Step Solution
- Step 1: Write the proportion equation
454,197.64 : 626,786.95 = 247,474.65 : x - Step 2: Convert to fraction form
454,197.64/626,786.95 = 247,474.65/x - Step 3: Cross multiply
454,197.64x = 626,786.95 × 247,474.65 - Step 4: Simplify right side
454,197.64x = 155,113,877,287.06 - Step 5: Solve for x
x = 155,113,877,287.06/454,197.64 - Step 6: Final answer
x = 341,511.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.