Finding the Fourth Proportional to 762,135.08, 1,143,202.01 and 229,656.11
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Solution
The fourth proportional to 762,135.08, 1,143,202.01 and 229,656.11 is: 344,483.98
Step by Step Solution
- Step 1: Write the proportion equation
762,135.08 : 1,143,202.01 = 229,656.11 : x - Step 2: Convert to fraction form
762,135.08/1,143,202.01 = 229,656.11/x - Step 3: Cross multiply
762,135.08x = 1,143,202.01 × 229,656.11 - Step 4: Simplify right side
762,135.08x = 262,543,325,705.92 - Step 5: Solve for x
x = 262,543,325,705.92/762,135.08 - Step 6: Final answer
x = 344,483.98
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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.