Finding the Fourth Proportional to 844,259.36, 1,165,079.79 and 457,078.86
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Solution
The fourth proportional to 844,259.36, 1,165,079.79 and 457,078.86 is: 630,769.84
Step by Step Solution
- Step 1: Write the proportion equation
844,259.36 : 1,165,079.79 = 457,078.86 : x - Step 2: Convert to fraction form
844,259.36/1,165,079.79 = 457,078.86/x - Step 3: Cross multiply
844,259.36x = 1,165,079.79 × 457,078.86 - Step 4: Simplify right side
844,259.36x = 532,533,342,222.24 - Step 5: Solve for x
x = 532,533,342,222.24/844,259.36 - Step 6: Final answer
x = 630,769.84
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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.