Finding the Fourth Proportional to 824,117.44, 1,235,921.82 and 291,515.98
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Solution
The fourth proportional to 824,117.44, 1,235,921.82 and 291,515.98 is: 437,184.00
Step by Step Solution
- Step 1: Write the proportion equation
824,117.44 : 1,235,921.82 = 291,515.98 : x - Step 2: Convert to fraction form
824,117.44/1,235,921.82 = 291,515.98/x - Step 3: Cross multiply
824,117.44x = 1,235,921.82 × 291,515.98 - Step 4: Simplify right side
824,117.44x = 360,290,960,560.68 - Step 5: Solve for x
x = 360,290,960,560.68/824,117.44 - Step 6: Final answer
x = 437,184.00
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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.