Finding the Fourth Proportional to 809,594.28, 1,212,767.10 and 743,455.08
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Solution
The fourth proportional to 809,594.28, 1,212,767.10 and 743,455.08 is: 1,113,691.00
Step by Step Solution
- Step 1: Write the proportion equation
809,594.28 : 1,212,767.10 = 743,455.08 : x - Step 2: Convert to fraction form
809,594.28/1,212,767.10 = 743,455.08/x - Step 3: Cross multiply
809,594.28x = 1,212,767.10 × 743,455.08 - Step 4: Simplify right side
809,594.28x = 901,637,861,351.87 - Step 5: Solve for x
x = 901,637,861,351.87/809,594.28 - Step 6: Final answer
x = 1,113,691.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.