Finding the Fourth Proportional to 473,687.13, 654,124.68 and 304,216.50
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Solution
The fourth proportional to 473,687.13, 654,124.68 and 304,216.50 is: 420,099.07
Step by Step Solution
- Step 1: Write the proportion equation
473,687.13 : 654,124.68 = 304,216.50 : x - Step 2: Convert to fraction form
473,687.13/654,124.68 = 304,216.50/x - Step 3: Cross multiply
473,687.13x = 654,124.68 × 304,216.50 - Step 4: Simplify right side
473,687.13x = 198,995,520,713.22 - Step 5: Solve for x
x = 198,995,520,713.22/473,687.13 - Step 6: Final answer
x = 420,099.07
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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.