Finding the Fourth Proportional to 408,535.65, 563,795.24 and 247,299.48
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Solution
The fourth proportional to 408,535.65, 563,795.24 and 247,299.48 is: 341,282.99
Step by Step Solution
- Step 1: Write the proportion equation
408,535.65 : 563,795.24 = 247,299.48 : x - Step 2: Convert to fraction form
408,535.65/563,795.24 = 247,299.48/x - Step 3: Cross multiply
408,535.65x = 563,795.24 × 247,299.48 - Step 4: Simplify right side
408,535.65x = 139,426,268,441.98 - Step 5: Solve for x
x = 139,426,268,441.98/408,535.65 - Step 6: Final answer
x = 341,282.99
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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.