Finding the Fourth Proportional to 773,463.14, 1,160,226.14 and 368,447.12
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Solution
The fourth proportional to 773,463.14, 1,160,226.14 and 368,447.12 is: 552,685.65
Step by Step Solution
- Step 1: Write the proportion equation
773,463.14 : 1,160,226.14 = 368,447.12 : x - Step 2: Convert to fraction form
773,463.14/1,160,226.14 = 368,447.12/x - Step 3: Cross multiply
773,463.14x = 1,160,226.14 × 368,447.12 - Step 4: Simplify right side
773,463.14x = 427,481,979,831.72 - Step 5: Solve for x
x = 427,481,979,831.72/773,463.14 - Step 6: Final answer
x = 552,685.65
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1.5x scale
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.