Finding the Fourth Proportional to 419,853.68, 630,024.38 and 176,676.81
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Solution
The fourth proportional to 419,853.68, 630,024.38 and 176,676.81 is: 265,117.83
Step by Step Solution
- Step 1: Write the proportion equation
419,853.68 : 630,024.38 = 176,676.81 : x - Step 2: Convert to fraction form
419,853.68/630,024.38 = 176,676.81/x - Step 3: Cross multiply
419,853.68x = 630,024.38 × 176,676.81 - Step 4: Simplify right side
419,853.68x = 111,310,696,797.24 - Step 5: Solve for x
x = 111,310,696,797.24/419,853.68 - Step 6: Final answer
x = 265,117.83
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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.