Finding the Fourth Proportional to 560,069.30, 772,669.80 and 324,167.99
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Solution
The fourth proportional to 560,069.30, 772,669.80 and 324,167.99 is: 447,221.11
Step by Step Solution
- Step 1: Write the proportion equation
560,069.30 : 772,669.80 = 324,167.99 : x - Step 2: Convert to fraction form
560,069.30/772,669.80 = 324,167.99/x - Step 3: Cross multiply
560,069.30x = 772,669.80 × 324,167.99 - Step 4: Simplify right side
560,069.30x = 250,474,812,136.35 - Step 5: Solve for x
x = 250,474,812,136.35/560,069.30 - Step 6: Final answer
x = 447,221.11
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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.