Finding the Fourth Proportional to 866,941.99, 1,196,331.83 and 484,894.96
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Solution
The fourth proportional to 866,941.99, 1,196,331.83 and 484,894.96 is: 669,128.13
Step by Step Solution
- Step 1: Write the proportion equation
866,941.99 : 1,196,331.83 = 484,894.96 : x - Step 2: Convert to fraction form
866,941.99/1,196,331.83 = 484,894.96/x - Step 3: Cross multiply
866,941.99x = 1,196,331.83 × 484,894.96 - Step 4: Simplify right side
866,941.99x = 580,095,271,257.63 - Step 5: Solve for x
x = 580,095,271,257.63/866,941.99 - Step 6: Final answer
x = 669,128.13
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.