Finding the Fourth Proportional to 408,536.15, 563,795.93 and 247,299.98
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Solution
The fourth proportional to 408,536.15, 563,795.93 and 247,299.98 is: 341,283.68
Step by Step Solution
- Step 1: Write the proportion equation
408,536.15 : 563,795.93 = 247,299.98 : x - Step 2: Convert to fraction form
408,536.15/563,795.93 = 247,299.98/x - Step 3: Cross multiply
408,536.15x = 563,795.93 × 247,299.98 - Step 4: Simplify right side
408,536.15x = 139,426,722,213.08 - Step 5: Solve for x
x = 139,426,722,213.08/408,536.15 - Step 6: Final answer
x = 341,283.68
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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.