Finding the Fourth Proportional to 783,937.92, 1,176,589.44 and 447,651.84
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Solution
The fourth proportional to 783,937.92, 1,176,589.44 and 447,651.84 is: 671,867.52
Step by Step Solution
- Step 1: Write the proportion equation
783,937.92 : 1,176,589.44 = 447,651.84 : x - Step 2: Convert to fraction form
783,937.92/1,176,589.44 = 447,651.84/x - Step 3: Cross multiply
783,937.92x = 1,176,589.44 × 447,651.84 - Step 4: Simplify right side
783,937.92x = 526,702,427,740.57 - Step 5: Solve for x
x = 526,702,427,740.57/783,937.92 - Step 6: Final answer
x = 671,867.52
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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.