Finding the Fourth Proportional to 836,512.79, 1,154,492.26 and 474,053.38
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Solution
The fourth proportional to 836,512.79, 1,154,492.26 and 474,053.38 is: 654,252.95
Step by Step Solution
- Step 1: Write the proportion equation
836,512.79 : 1,154,492.26 = 474,053.38 : x - Step 2: Convert to fraction form
836,512.79/1,154,492.26 = 474,053.38/x - Step 3: Cross multiply
836,512.79x = 1,154,492.26 × 474,053.38 - Step 4: Simplify right side
836,512.79x = 547,290,953,965.48 - Step 5: Solve for x
x = 547,290,953,965.48/836,512.79 - Step 6: Final answer
x = 654,252.95
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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.