Finding the Fourth Proportional to 552,743.83, 828,674.70 and 312,709.65
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Solution
The fourth proportional to 552,743.83, 828,674.70 and 312,709.65 is: 468,814.95
Step by Step Solution
- Step 1: Write the proportion equation
552,743.83 : 828,674.70 = 312,709.65 : x - Step 2: Convert to fraction form
552,743.83/828,674.70 = 312,709.65/x - Step 3: Cross multiply
552,743.83x = 828,674.70 × 312,709.65 - Step 4: Simplify right side
552,743.83x = 259,134,572,879.66 - Step 5: Solve for x
x = 259,134,572,879.66/552,743.83 - Step 6: Final answer
x = 468,814.95
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.