Finding the Fourth Proportional to 451,881.09, 623,574.86 and 247,927.41
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Solution
The fourth proportional to 451,881.09, 623,574.86 and 247,927.41 is: 342,128.28
Step by Step Solution
- Step 1: Write the proportion equation
451,881.09 : 623,574.86 = 247,927.41 : x - Step 2: Convert to fraction form
451,881.09/623,574.86 = 247,927.41/x - Step 3: Cross multiply
451,881.09x = 623,574.86 × 247,927.41 - Step 4: Simplify right side
451,881.09x = 154,601,298,741.28 - Step 5: Solve for x
x = 154,601,298,741.28/451,881.09 - Step 6: Final answer
x = 342,128.28
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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.