Finding the Fourth Proportional to 680,094.08, 938,517.12 and 465,226.88
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Solution
The fourth proportional to 680,094.08, 938,517.12 and 465,226.88 is: 642,004.40
Step by Step Solution
- Step 1: Write the proportion equation
680,094.08 : 938,517.12 = 465,226.88 : x - Step 2: Convert to fraction form
680,094.08/938,517.12 = 465,226.88/x - Step 3: Cross multiply
680,094.08x = 938,517.12 × 465,226.88 - Step 4: Simplify right side
680,094.08x = 436,623,391,564.19 - Step 5: Solve for x
x = 436,623,391,564.19/680,094.08 - Step 6: Final answer
x = 642,004.40
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1.5x scale
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.