Finding the Fourth Proportional to 824,117.94, 1,235,922.57 and 291,516.48
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Solution
The fourth proportional to 824,117.94, 1,235,922.57 and 291,516.48 is: 437,184.75
Step by Step Solution
- Step 1: Write the proportion equation
824,117.94 : 1,235,922.57 = 291,516.48 : x - Step 2: Convert to fraction form
824,117.94/1,235,922.57 = 291,516.48/x - Step 3: Cross multiply
824,117.94x = 1,235,922.57 × 291,516.48 - Step 4: Simplify right side
824,117.94x = 360,291,797,158.95 - Step 5: Solve for x
x = 360,291,797,158.95/824,117.94 - Step 6: Final answer
x = 437,184.75
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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.