Finding the Fourth Proportional to 792,988.17, 1,094,294.36 and 430,404.24
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Solution
The fourth proportional to 792,988.17, 1,094,294.36 and 430,404.24 is: 593,941.94
Step by Step Solution
- Step 1: Write the proportion equation
792,988.17 : 1,094,294.36 = 430,404.24 : x - Step 2: Convert to fraction form
792,988.17/1,094,294.36 = 430,404.24/x - Step 3: Cross multiply
792,988.17x = 1,094,294.36 × 430,404.24 - Step 4: Simplify right side
792,988.17x = 470,988,930,200.07 - Step 5: Solve for x
x = 470,988,930,200.07/792,988.17 - Step 6: Final answer
x = 593,941.94
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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.