Finding the Fourth Proportional to 792,881.44, 1,094,176.95 and 430,305.21
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Solution
The fourth proportional to 792,881.44, 1,094,176.95 and 430,305.21 is: 593,821.50
Step by Step Solution
- Step 1: Write the proportion equation
792,881.44 : 1,094,176.95 = 430,305.21 : x - Step 2: Convert to fraction form
792,881.44/1,094,176.95 = 430,305.21/x - Step 3: Cross multiply
792,881.44x = 1,094,176.95 × 430,305.21 - Step 4: Simplify right side
792,881.44x = 470,830,042,246.91 - Step 5: Solve for x
x = 470,830,042,246.91/792,881.44 - Step 6: Final answer
x = 593,821.50
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1.5x scale
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.