Finding the Fourth Proportional to 397,947.99, 549,533.12 and 252,800.65
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Solution
The fourth proportional to 397,947.99, 549,533.12 and 252,800.65 is: 349,096.70
Step by Step Solution
- Step 1: Write the proportion equation
397,947.99 : 549,533.12 = 252,800.65 : x - Step 2: Convert to fraction form
397,947.99/549,533.12 = 252,800.65/x - Step 3: Cross multiply
397,947.99x = 549,533.12 × 252,800.65 - Step 4: Simplify right side
397,947.99x = 138,922,329,932.53 - Step 5: Solve for x
x = 138,922,329,932.53/397,947.99 - Step 6: Final answer
x = 349,096.70
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.