Finding the Fourth Proportional to 542,832.40, 813,854.94 and 364,898.08
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Solution
The fourth proportional to 542,832.40, 813,854.94 and 364,898.08 is: 547,082.50
Step by Step Solution
- Step 1: Write the proportion equation
542,832.40 : 813,854.94 = 364,898.08 : x - Step 2: Convert to fraction form
542,832.40/813,854.94 = 364,898.08/x - Step 3: Cross multiply
542,832.40x = 813,854.94 × 364,898.08 - Step 4: Simplify right side
542,832.40x = 296,974,105,004.52 - Step 5: Solve for x
x = 296,974,105,004.52/542,832.40 - Step 6: Final answer
x = 547,082.50
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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.