Finding the Fourth Proportional to 528,836.28, 792,466.68 and 292,246.56
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Solution
The fourth proportional to 528,836.28, 792,466.68 and 292,246.56 is: 437,934.52
Step by Step Solution
- Step 1: Write the proportion equation
528,836.28 : 792,466.68 = 292,246.56 : x - Step 2: Convert to fraction form
528,836.28/792,466.68 = 292,246.56/x - Step 3: Cross multiply
528,836.28x = 792,466.68 × 292,246.56 - Step 4: Simplify right side
528,836.28x = 231,595,661,144.62 - Step 5: Solve for x
x = 231,595,661,144.62/528,836.28 - Step 6: Final answer
x = 437,934.52
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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.