Finding the Fourth Proportional to 912,331.08, 1,258,966.26 and 504,409.14
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Solution
The fourth proportional to 912,331.08, 1,258,966.26 and 504,409.14 is: 696,056.62
Step by Step Solution
- Step 1: Write the proportion equation
912,331.08 : 1,258,966.26 = 504,409.14 : x - Step 2: Convert to fraction form
912,331.08/1,258,966.26 = 504,409.14/x - Step 3: Cross multiply
912,331.08x = 1,258,966.26 × 504,409.14 - Step 4: Simplify right side
912,331.08x = 635,034,088,495.62 - Step 5: Solve for x
x = 635,034,088,495.62/912,331.08 - Step 6: Final answer
x = 696,056.62
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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.