Finding the Fourth Proportional to 566,795.93, 782,173.19 and 312,141.65
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Solution
The fourth proportional to 566,795.93, 782,173.19 and 312,141.65 is: 430,752.62
Step by Step Solution
- Step 1: Write the proportion equation
566,795.93 : 782,173.19 = 312,141.65 : x - Step 2: Convert to fraction form
566,795.93/782,173.19 = 312,141.65/x - Step 3: Cross multiply
566,795.93x = 782,173.19 × 312,141.65 - Step 4: Simplify right side
566,795.93x = 244,148,826,981.85 - Step 5: Solve for x
x = 244,148,826,981.85/566,795.93 - Step 6: Final answer
x = 430,752.62
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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.