Finding the Fourth Proportional to 996,906.78, 1,495,595.88 and 322,986.99
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Solution
The fourth proportional to 996,906.78, 1,495,595.88 and 322,986.99 is: 484,556.85
Step by Step Solution
- Step 1: Write the proportion equation
996,906.78 : 1,495,595.88 = 322,986.99 : x - Step 2: Convert to fraction form
996,906.78/1,495,595.88 = 322,986.99/x - Step 3: Cross multiply
996,906.78x = 1,495,595.88 × 322,986.99 - Step 4: Simplify right side
996,906.78x = 483,058,011,537.60 - Step 5: Solve for x
x = 483,058,011,537.60/996,906.78 - Step 6: Final answer
x = 484,556.85
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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.