Finding the Fourth Proportional to 892,916.42, 1,232,246.92 and 485,018.14
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Solution
The fourth proportional to 892,916.42, 1,232,246.92 and 485,018.14 is: 669,337.12
Step by Step Solution
- Step 1: Write the proportion equation
892,916.42 : 1,232,246.92 = 485,018.14 : x - Step 2: Convert to fraction form
892,916.42/1,232,246.92 = 485,018.14/x - Step 3: Cross multiply
892,916.42x = 1,232,246.92 × 485,018.14 - Step 4: Simplify right side
892,916.42x = 597,662,109,159.13 - Step 5: Solve for x
x = 597,662,109,159.13/892,916.42 - Step 6: Final answer
x = 669,337.12
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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.