Finding the Fourth Proportional to 451,703.50, 623,351.73 and 247,756.08
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Solution
The fourth proportional to 451,703.50, 623,351.73 and 247,756.08 is: 341,903.88
Step by Step Solution
- Step 1: Write the proportion equation
451,703.50 : 623,351.73 = 247,756.08 : x - Step 2: Convert to fraction form
451,703.50/623,351.73 = 247,756.08/x - Step 3: Cross multiply
451,703.50x = 623,351.73 × 247,756.08 - Step 4: Simplify right side
451,703.50x = 154,439,182,262.23 - Step 5: Solve for x
x = 154,439,182,262.23/451,703.50 - Step 6: Final answer
x = 341,903.88
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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.