Finding the Fourth Proportional to 560,822.16, 773,905.29 and 306,124.14
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Solution
The fourth proportional to 560,822.16, 773,905.29 and 306,124.14 is: 422,435.32
Step by Step Solution
- Step 1: Write the proportion equation
560,822.16 : 773,905.29 = 306,124.14 : x - Step 2: Convert to fraction form
560,822.16/773,905.29 = 306,124.14/x - Step 3: Cross multiply
560,822.16x = 773,905.29 × 306,124.14 - Step 4: Simplify right side
560,822.16x = 236,911,091,342.70 - Step 5: Solve for x
x = 236,911,091,342.70/560,822.16 - Step 6: Final answer
x = 422,435.32
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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.