Finding the Fourth Proportional to 326,513.71, 450,564.19 and 183,246.09
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Solution
The fourth proportional to 326,513.71, 450,564.19 and 183,246.09 is: 252,865.73
Step by Step Solution
- Step 1: Write the proportion equation
326,513.71 : 450,564.19 = 183,246.09 : x - Step 2: Convert to fraction form
326,513.71/450,564.19 = 183,246.09/x - Step 3: Cross multiply
326,513.71x = 450,564.19 × 183,246.09 - Step 4: Simplify right side
326,513.71x = 82,564,126,111.52 - Step 5: Solve for x
x = 82,564,126,111.52/326,513.71 - Step 6: Final answer
x = 252,865.73
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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.