Finding the Fourth Proportional to 887,357.55, 1,330,773.57 and 247,506.99
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Solution
The fourth proportional to 887,357.55, 1,330,773.57 and 247,506.99 is: 371,187.20
Step by Step Solution
- Step 1: Write the proportion equation
887,357.55 : 1,330,773.57 = 247,506.99 : x - Step 2: Convert to fraction form
887,357.55/1,330,773.57 = 247,506.99/x - Step 3: Cross multiply
887,357.55x = 1,330,773.57 × 247,506.99 - Step 4: Simplify right side
887,357.55x = 329,375,760,682.25 - Step 5: Solve for x
x = 329,375,760,682.25/887,357.55 - Step 6: Final answer
x = 371,187.20
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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.