Finding the Fourth Proportional to 351,643.07, 526,589.80 and 245,967.23
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Solution
The fourth proportional to 351,643.07, 526,589.80 and 245,967.23 is: 368,338.94
Step by Step Solution
- Step 1: Write the proportion equation
351,643.07 : 526,589.80 = 245,967.23 : x - Step 2: Convert to fraction form
351,643.07/526,589.80 = 245,967.23/x - Step 3: Cross multiply
351,643.07x = 526,589.80 × 245,967.23 - Step 4: Simplify right side
351,643.07x = 129,523,834,452.25 - Step 5: Solve for x
x = 129,523,834,452.25/351,643.07 - Step 6: Final answer
x = 368,338.94
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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.