Finding the Fourth Proportional to 538,365.96, 807,689.12 and 201,432.96
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Solution
The fourth proportional to 538,365.96, 807,689.12 and 201,432.96 is: 302,201.89
Step by Step Solution
- Step 1: Write the proportion equation
538,365.96 : 807,689.12 = 201,432.96 : x - Step 2: Convert to fraction form
538,365.96/807,689.12 = 201,432.96/x - Step 3: Cross multiply
538,365.96x = 807,689.12 × 201,432.96 - Step 4: Simplify right side
538,365.96x = 162,695,210,201.40 - Step 5: Solve for x
x = 162,695,210,201.40/538,365.96 - Step 6: Final answer
x = 302,201.89
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.