Finding the Fourth Proportional to 925,925.34, 1,277,976.80 and 563,465.97
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Solution
The fourth proportional to 925,925.34, 1,277,976.80 and 563,465.97 is: 777,704.64
Step by Step Solution
- Step 1: Write the proportion equation
925,925.34 : 1,277,976.80 = 563,465.97 : x - Step 2: Convert to fraction form
925,925.34/1,277,976.80 = 563,465.97/x - Step 3: Cross multiply
925,925.34x = 1,277,976.80 × 563,465.97 - Step 4: Simplify right side
925,925.34x = 720,096,437,249.50 - Step 5: Solve for x
x = 720,096,437,249.50/925,925.34 - Step 6: Final answer
x = 777,704.64
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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.